… | |
… | |
6 | #include "EXTERN.h" |
6 | #include "EXTERN.h" |
7 | #include "perl.h" |
7 | #include "perl.h" |
8 | #include "XSUB.h" |
8 | #include "XSUB.h" |
9 | #include "perliol.h" |
9 | #include "perliol.h" |
10 | |
10 | |
11 | #include "patchlevel.h" |
11 | #include "schmorp.h" |
12 | |
12 | |
13 | #include <stdio.h> |
13 | #include <stdio.h> |
14 | #include <errno.h> |
14 | #include <errno.h> |
15 | #include <assert.h> |
15 | #include <assert.h> |
16 | |
16 | |
… | |
… | |
51 | #endif |
51 | #endif |
52 | |
52 | |
53 | /* the maximum number of idle cctx that will be pooled */ |
53 | /* the maximum number of idle cctx that will be pooled */ |
54 | static int cctx_max_idle = 4; |
54 | static int cctx_max_idle = 4; |
55 | |
55 | |
56 | #define PERL_VERSION_ATLEAST(a,b,c) \ |
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57 | (PERL_REVISION > (a) \ |
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58 | || (PERL_REVISION == (a) \ |
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59 | && (PERL_VERSION > (b) \ |
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60 | || (PERL_VERSION == (b) && PERLSUBVERSION >= (c))))) |
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61 | |
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62 | #if !PERL_VERSION_ATLEAST (5,6,0) |
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63 | # ifndef PL_ppaddr |
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64 | # define PL_ppaddr ppaddr |
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65 | # endif |
|
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66 | # ifndef call_sv |
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67 | # define call_sv perl_call_sv |
|
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68 | # endif |
|
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69 | # ifndef get_sv |
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70 | # define get_sv perl_get_sv |
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71 | # endif |
|
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72 | # ifndef get_cv |
|
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73 | # define get_cv perl_get_cv |
|
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74 | # endif |
|
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75 | # ifndef IS_PADGV |
|
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76 | # define IS_PADGV(v) 0 |
|
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77 | # endif |
|
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78 | # ifndef IS_PADCONST |
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79 | # define IS_PADCONST(v) 0 |
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80 | # endif |
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81 | #endif |
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82 | |
|
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83 | /* 5.11 */ |
|
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84 | #ifndef CxHASARGS |
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85 | # define CxHASARGS(cx) (cx)->blk_sub.hasargs |
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86 | #endif |
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87 | |
|
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88 | /* 5.10.0 */ |
|
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89 | #ifndef SvREFCNT_inc_NN |
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90 | # define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv) |
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91 | #endif |
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92 | |
|
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93 | /* 5.8.8 */ |
|
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94 | #ifndef GV_NOTQUAL |
|
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95 | # define GV_NOTQUAL 0 |
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96 | #endif |
|
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97 | #ifndef newSV |
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98 | # define newSV(l) NEWSV(0,l) |
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99 | #endif |
|
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100 | #ifndef CvISXSUB_on |
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101 | # define CvISXSUB_on(cv) (void)cv |
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102 | #endif |
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103 | |
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104 | /* 5.8.7 */ |
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105 | #ifndef SvRV_set |
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106 | # define SvRV_set(s,v) SvRV(s) = (v) |
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107 | #endif |
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108 | |
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109 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
56 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
110 | # undef CORO_STACKGUARD |
57 | # undef CORO_STACKGUARD |
111 | #endif |
58 | #endif |
112 | |
59 | |
113 | #ifndef CORO_STACKGUARD |
60 | #ifndef CORO_STACKGUARD |
… | |
… | |
127 | #else |
74 | #else |
128 | # define dSTACKLEVEL volatile void *stacklevel |
75 | # define dSTACKLEVEL volatile void *stacklevel |
129 | # define STACKLEVEL ((void *)&stacklevel) |
76 | # define STACKLEVEL ((void *)&stacklevel) |
130 | #endif |
77 | #endif |
131 | |
78 | |
132 | #define IN_DESTRUCT (PL_main_cv == Nullcv) |
79 | #define IN_DESTRUCT PL_dirty |
133 | |
80 | |
134 | #if __GNUC__ >= 3 |
81 | #if __GNUC__ >= 3 |
135 | # define attribute(x) __attribute__(x) |
82 | # define attribute(x) __attribute__(x) |
136 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
83 | # define expect(expr,value) __builtin_expect ((expr), (value)) |
137 | # define INLINE static inline |
84 | # define INLINE static inline |
138 | #else |
85 | #else |
139 | # define attribute(x) |
86 | # define attribute(x) |
140 | # define expect(expr,value) (expr) |
87 | # define expect(expr,value) (expr) |
141 | # define INLINE static |
88 | # define INLINE static |
… | |
… | |
153 | # if CORO_PTHREAD |
100 | # if CORO_PTHREAD |
154 | static void *coro_thx; |
101 | static void *coro_thx; |
155 | # endif |
102 | # endif |
156 | #endif |
103 | #endif |
157 | |
104 | |
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105 | #ifdef __linux |
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106 | # include <time.h> /* for timespec */ |
|
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107 | # include <syscall.h> /* for SYS_* */ |
|
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108 | # ifdef SYS_clock_gettime |
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109 | # define coro_clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
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110 | # define CORO_CLOCK_MONOTONIC 1 |
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111 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
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112 | # endif |
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113 | #endif |
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114 | |
158 | static double (*nvtime)(); /* so why doesn't it take void? */ |
115 | static double (*nvtime)(); /* so why doesn't it take void? */ |
|
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116 | static void (*u2time)(pTHX_ UV ret[2]); |
159 | |
117 | |
160 | /* we hijack an hopefully unused CV flag for our purposes */ |
118 | /* we hijack an hopefully unused CV flag for our purposes */ |
161 | #define CVf_SLF 0x4000 |
119 | #define CVf_SLF 0x4000 |
162 | static OP *pp_slf (pTHX); |
120 | static OP *pp_slf (pTHX); |
163 | |
121 | |
… | |
… | |
167 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
125 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
168 | static JMPENV *main_top_env; |
126 | static JMPENV *main_top_env; |
169 | static HV *coro_state_stash, *coro_stash; |
127 | static HV *coro_state_stash, *coro_stash; |
170 | static volatile SV *coro_mortal; /* will be freed/thrown after next transfer */ |
128 | static volatile SV *coro_mortal; /* will be freed/thrown after next transfer */ |
171 | |
129 | |
|
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130 | static AV *av_destroy; /* destruction queue */ |
|
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131 | static SV *sv_manager; /* the manager coro */ |
|
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132 | static SV *sv_idle; /* $Coro::idle */ |
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133 | |
172 | static GV *irsgv; /* $/ */ |
134 | static GV *irsgv; /* $/ */ |
173 | static GV *stdoutgv; /* *STDOUT */ |
135 | static GV *stdoutgv; /* *STDOUT */ |
174 | static SV *rv_diehook; |
136 | static SV *rv_diehook; |
175 | static SV *rv_warnhook; |
137 | static SV *rv_warnhook; |
176 | static HV *hv_sig; /* %SIG */ |
138 | static HV *hv_sig; /* %SIG */ |
177 | |
139 | |
178 | /* async_pool helper stuff */ |
140 | /* async_pool helper stuff */ |
179 | static SV *sv_pool_rss; |
141 | static SV *sv_pool_rss; |
180 | static SV *sv_pool_size; |
142 | static SV *sv_pool_size; |
|
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143 | static SV *sv_async_pool_idle; /* description string */ |
181 | static AV *av_async_pool; |
144 | static AV *av_async_pool; /* idle pool */ |
|
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145 | static SV *sv_Coro; /* class string */ |
|
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146 | static CV *cv_pool_handler; |
|
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147 | static CV *cv_coro_state_new; |
182 | |
148 | |
183 | /* Coro::AnyEvent */ |
149 | /* Coro::AnyEvent */ |
184 | static SV *sv_activity; |
150 | static SV *sv_activity; |
|
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151 | |
|
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152 | /* enable processtime/realtime profiling */ |
|
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153 | static char enable_times; |
|
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154 | typedef U32 coro_ts[2]; |
|
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155 | static coro_ts time_real, time_cpu; |
|
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156 | static char times_valid; |
185 | |
157 | |
186 | static struct coro_cctx *cctx_first; |
158 | static struct coro_cctx *cctx_first; |
187 | static int cctx_count, cctx_idle; |
159 | static int cctx_count, cctx_idle; |
188 | |
160 | |
189 | enum { |
161 | enum { |
… | |
… | |
215 | int valgrind_id; |
187 | int valgrind_id; |
216 | #endif |
188 | #endif |
217 | unsigned char flags; |
189 | unsigned char flags; |
218 | } coro_cctx; |
190 | } coro_cctx; |
219 | |
191 | |
|
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192 | coro_cctx *cctx_current; /* the currently running cctx */ |
|
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193 | |
|
|
194 | /*****************************************************************************/ |
|
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195 | |
220 | enum { |
196 | enum { |
221 | CF_RUNNING = 0x0001, /* coroutine is running */ |
197 | CF_RUNNING = 0x0001, /* coroutine is running */ |
222 | CF_READY = 0x0002, /* coroutine is ready */ |
198 | CF_READY = 0x0002, /* coroutine is ready */ |
223 | CF_NEW = 0x0004, /* has never been switched to */ |
199 | CF_NEW = 0x0004, /* has never been switched to */ |
224 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
200 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
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201 | CF_SUSPENDED = 0x0010, /* coroutine can't be scheduled */ |
225 | }; |
202 | }; |
226 | |
203 | |
227 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
204 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
228 | typedef struct |
205 | typedef struct |
229 | { |
206 | { |
230 | SV *defsv; |
207 | SV *defsv; |
231 | AV *defav; |
208 | AV *defav; |
232 | SV *errsv; |
209 | SV *errsv; |
233 | SV *irsgv; |
210 | SV *irsgv; |
|
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211 | HV *hinthv; |
234 | #define VAR(name,type) type name; |
212 | #define VAR(name,type) type name; |
235 | # include "state.h" |
213 | # include "state.h" |
236 | #undef VAR |
214 | #undef VAR |
237 | } perl_slots; |
215 | } perl_slots; |
238 | |
216 | |
… | |
… | |
241 | /* this is a structure representing a perl-level coroutine */ |
219 | /* this is a structure representing a perl-level coroutine */ |
242 | struct coro { |
220 | struct coro { |
243 | /* the C coroutine allocated to this perl coroutine, if any */ |
221 | /* the C coroutine allocated to this perl coroutine, if any */ |
244 | coro_cctx *cctx; |
222 | coro_cctx *cctx; |
245 | |
223 | |
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224 | /* ready queue */ |
|
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225 | struct coro *next_ready; |
|
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226 | |
246 | /* state data */ |
227 | /* state data */ |
247 | struct CoroSLF slf_frame; /* saved slf frame */ |
228 | struct CoroSLF slf_frame; /* saved slf frame */ |
248 | AV *mainstack; |
229 | AV *mainstack; |
249 | perl_slots *slot; /* basically the saved sp */ |
230 | perl_slots *slot; /* basically the saved sp */ |
250 | |
231 | |
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232 | CV *startcv; /* the CV to execute */ |
251 | AV *args; /* data associated with this coroutine (initial args) */ |
233 | AV *args; /* data associated with this coroutine (initial args) */ |
252 | int refcnt; /* coroutines are refcounted, yes */ |
234 | int refcnt; /* coroutines are refcounted, yes */ |
253 | int flags; /* CF_ flags */ |
235 | int flags; /* CF_ flags */ |
254 | HV *hv; /* the perl hash associated with this coro, if any */ |
236 | HV *hv; /* the perl hash associated with this coro, if any */ |
255 | void (*on_destroy)(pTHX_ struct coro *coro); |
237 | void (*on_destroy)(pTHX_ struct coro *coro); |
256 | |
238 | |
257 | /* statistics */ |
239 | /* statistics */ |
258 | int usecount; /* number of transfers to this coro */ |
240 | int usecount; /* number of transfers to this coro */ |
259 | |
241 | |
… | |
… | |
262 | SV *except; /* exception to be thrown */ |
244 | SV *except; /* exception to be thrown */ |
263 | SV *rouse_cb; |
245 | SV *rouse_cb; |
264 | |
246 | |
265 | /* async_pool */ |
247 | /* async_pool */ |
266 | SV *saved_deffh; |
248 | SV *saved_deffh; |
|
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249 | SV *invoke_cb; |
|
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250 | AV *invoke_av; |
|
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251 | |
|
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252 | /* on_enter/on_leave */ |
|
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253 | AV *on_enter; |
|
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254 | AV *on_leave; |
|
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255 | |
|
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256 | /* times */ |
|
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257 | coro_ts t_cpu, t_real; |
267 | |
258 | |
268 | /* linked list */ |
259 | /* linked list */ |
269 | struct coro *next, *prev; |
260 | struct coro *next, *prev; |
270 | }; |
261 | }; |
271 | |
262 | |
… | |
… | |
277 | /* the mainr easonw e don't support windows process emulation */ |
268 | /* the mainr easonw e don't support windows process emulation */ |
278 | static struct CoroSLF slf_frame; /* the current slf frame */ |
269 | static struct CoroSLF slf_frame; /* the current slf frame */ |
279 | |
270 | |
280 | /** Coro ********************************************************************/ |
271 | /** Coro ********************************************************************/ |
281 | |
272 | |
282 | #define PRIO_MAX 3 |
273 | #define CORO_PRIO_MAX 3 |
283 | #define PRIO_HIGH 1 |
274 | #define CORO_PRIO_HIGH 1 |
284 | #define PRIO_NORMAL 0 |
275 | #define CORO_PRIO_NORMAL 0 |
285 | #define PRIO_LOW -1 |
276 | #define CORO_PRIO_LOW -1 |
286 | #define PRIO_IDLE -3 |
277 | #define CORO_PRIO_IDLE -3 |
287 | #define PRIO_MIN -4 |
278 | #define CORO_PRIO_MIN -4 |
288 | |
279 | |
289 | /* for Coro.pm */ |
280 | /* for Coro.pm */ |
290 | static SV *coro_current; |
281 | static SV *coro_current; |
291 | static SV *coro_readyhook; |
282 | static SV *coro_readyhook; |
292 | static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1]; |
283 | static struct coro *coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; /* head|tail */ |
|
|
284 | static CV *cv_coro_run, *cv_coro_terminate; |
293 | static struct coro *coro_first; |
285 | static struct coro *coro_first; |
294 | #define coro_nready coroapi.nready |
286 | #define coro_nready coroapi.nready |
|
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287 | |
|
|
288 | /** Coro::Select ************************************************************/ |
|
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289 | |
|
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290 | static OP *(*coro_old_pp_sselect) (pTHX); |
|
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291 | static SV *coro_select_select; |
|
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292 | |
|
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293 | /* horrible hack, but if it works... */ |
|
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294 | static OP * |
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295 | coro_pp_sselect (aTHX) |
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296 | { |
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297 | dSP; |
|
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298 | PUSHMARK (SP - 4); /* fake argument list */ |
|
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299 | XPUSHs (coro_select_select); |
|
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300 | PUTBACK; |
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301 | |
|
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302 | /* entersub is an UNOP, select a LISTOP... keep your fingers crossed */ |
|
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303 | PL_op->op_flags |= OPf_STACKED; |
|
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304 | PL_op->op_private = 0; |
|
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305 | return PL_ppaddr [OP_ENTERSUB](aTHX); |
|
|
306 | } |
295 | |
307 | |
296 | /** lowlevel stuff **********************************************************/ |
308 | /** lowlevel stuff **********************************************************/ |
297 | |
309 | |
298 | static SV * |
310 | static SV * |
299 | coro_get_sv (pTHX_ const char *name, int create) |
311 | coro_get_sv (pTHX_ const char *name, int create) |
… | |
… | |
323 | get_hv (name, create); |
335 | get_hv (name, create); |
324 | #endif |
336 | #endif |
325 | return get_hv (name, create); |
337 | return get_hv (name, create); |
326 | } |
338 | } |
327 | |
339 | |
|
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340 | INLINE void |
|
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341 | coro_times_update () |
|
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342 | { |
|
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343 | #ifdef coro_clock_gettime |
|
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344 | struct timespec ts; |
|
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345 | |
|
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346 | ts.tv_sec = ts.tv_nsec = 0; |
|
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347 | coro_clock_gettime (CORO_CLOCK_THREAD_CPUTIME_ID, &ts); |
|
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348 | time_cpu [0] = ts.tv_sec; time_cpu [1] = ts.tv_nsec; |
|
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349 | |
|
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350 | ts.tv_sec = ts.tv_nsec = 0; |
|
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351 | coro_clock_gettime (CORO_CLOCK_MONOTONIC, &ts); |
|
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352 | time_real [0] = ts.tv_sec; time_real [1] = ts.tv_nsec; |
|
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353 | #else |
|
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354 | dTHX; |
|
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355 | UV tv[2]; |
|
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356 | |
|
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357 | u2time (aTHX_ tv); |
|
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358 | time_real [0] = tv [0]; |
|
|
359 | time_real [1] = tv [1] * 1000; |
|
|
360 | #endif |
|
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361 | } |
|
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362 | |
|
|
363 | INLINE void |
|
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364 | coro_times_add (struct coro *c) |
|
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365 | { |
|
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366 | c->t_real [1] += time_real [1]; |
|
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367 | if (c->t_real [1] > 1000000000) { c->t_real [1] -= 1000000000; ++c->t_real [0]; } |
|
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368 | c->t_real [0] += time_real [0]; |
|
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369 | |
|
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370 | c->t_cpu [1] += time_cpu [1]; |
|
|
371 | if (c->t_cpu [1] > 1000000000) { c->t_cpu [1] -= 1000000000; ++c->t_cpu [0]; } |
|
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372 | c->t_cpu [0] += time_cpu [0]; |
|
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373 | } |
|
|
374 | |
|
|
375 | INLINE void |
|
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376 | coro_times_sub (struct coro *c) |
|
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377 | { |
|
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378 | if (c->t_real [1] < time_real [1]) { c->t_real [1] += 1000000000; --c->t_real [0]; } |
|
|
379 | c->t_real [1] -= time_real [1]; |
|
|
380 | c->t_real [0] -= time_real [0]; |
|
|
381 | |
|
|
382 | if (c->t_cpu [1] < time_cpu [1]) { c->t_cpu [1] += 1000000000; --c->t_cpu [0]; } |
|
|
383 | c->t_cpu [1] -= time_cpu [1]; |
|
|
384 | c->t_cpu [0] -= time_cpu [0]; |
|
|
385 | } |
|
|
386 | |
|
|
387 | /*****************************************************************************/ |
|
|
388 | /* magic glue */ |
|
|
389 | |
|
|
390 | #define CORO_MAGIC_type_cv 26 |
|
|
391 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
|
|
392 | |
|
|
393 | #define CORO_MAGIC_NN(sv, type) \ |
|
|
394 | (expect_true (SvMAGIC (sv)->mg_type == type) \ |
|
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395 | ? SvMAGIC (sv) \ |
|
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396 | : mg_find (sv, type)) |
|
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397 | |
|
|
398 | #define CORO_MAGIC(sv, type) \ |
|
|
399 | (expect_true (SvMAGIC (sv)) \ |
|
|
400 | ? CORO_MAGIC_NN (sv, type) \ |
|
|
401 | : 0) |
|
|
402 | |
|
|
403 | #define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv) |
|
|
404 | #define CORO_MAGIC_state(sv) CORO_MAGIC_NN (((SV *)(sv)), CORO_MAGIC_type_state) |
|
|
405 | |
|
|
406 | INLINE struct coro * |
|
|
407 | SvSTATE_ (pTHX_ SV *coro) |
|
|
408 | { |
|
|
409 | HV *stash; |
|
|
410 | MAGIC *mg; |
|
|
411 | |
|
|
412 | if (SvROK (coro)) |
|
|
413 | coro = SvRV (coro); |
|
|
414 | |
|
|
415 | if (expect_false (SvTYPE (coro) != SVt_PVHV)) |
|
|
416 | croak ("Coro::State object required"); |
|
|
417 | |
|
|
418 | stash = SvSTASH (coro); |
|
|
419 | if (expect_false (stash != coro_stash && stash != coro_state_stash)) |
|
|
420 | { |
|
|
421 | /* very slow, but rare, check */ |
|
|
422 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
|
|
423 | croak ("Coro::State object required"); |
|
|
424 | } |
|
|
425 | |
|
|
426 | mg = CORO_MAGIC_state (coro); |
|
|
427 | return (struct coro *)mg->mg_ptr; |
|
|
428 | } |
|
|
429 | |
|
|
430 | #define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) |
|
|
431 | |
|
|
432 | /* faster than SvSTATE, but expects a coroutine hv */ |
|
|
433 | #define SvSTATE_hv(hv) ((struct coro *)CORO_MAGIC_NN ((SV *)hv, CORO_MAGIC_type_state)->mg_ptr) |
|
|
434 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
|
|
435 | |
|
|
436 | /*****************************************************************************/ |
|
|
437 | /* padlist management and caching */ |
|
|
438 | |
328 | static AV * |
439 | static AV * |
329 | coro_clone_padlist (pTHX_ CV *cv) |
440 | coro_derive_padlist (pTHX_ CV *cv) |
330 | { |
441 | { |
331 | AV *padlist = CvPADLIST (cv); |
442 | AV *padlist = CvPADLIST (cv); |
332 | AV *newpadlist, *newpad; |
443 | AV *newpadlist, *newpad; |
333 | |
444 | |
334 | newpadlist = newAV (); |
445 | newpadlist = newAV (); |
… | |
… | |
339 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
450 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
340 | #endif |
451 | #endif |
341 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
452 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
342 | --AvFILLp (padlist); |
453 | --AvFILLp (padlist); |
343 | |
454 | |
344 | av_store (newpadlist, 0, SvREFCNT_inc_NN (*av_fetch (padlist, 0, FALSE))); |
455 | av_store (newpadlist, 0, SvREFCNT_inc_NN (AvARRAY (padlist)[0])); |
345 | av_store (newpadlist, 1, (SV *)newpad); |
456 | av_store (newpadlist, 1, (SV *)newpad); |
346 | |
457 | |
347 | return newpadlist; |
458 | return newpadlist; |
348 | } |
459 | } |
349 | |
460 | |
350 | static void |
461 | static void |
351 | free_padlist (pTHX_ AV *padlist) |
462 | free_padlist (pTHX_ AV *padlist) |
352 | { |
463 | { |
353 | /* may be during global destruction */ |
464 | /* may be during global destruction */ |
354 | if (SvREFCNT (padlist)) |
465 | if (!IN_DESTRUCT) |
355 | { |
466 | { |
356 | I32 i = AvFILLp (padlist); |
467 | I32 i = AvFILLp (padlist); |
357 | while (i >= 0) |
468 | |
|
|
469 | while (i > 0) /* special-case index 0 */ |
358 | { |
470 | { |
359 | SV **svp = av_fetch (padlist, i--, FALSE); |
471 | /* we try to be extra-careful here */ |
360 | if (svp) |
472 | AV *av = (AV *)AvARRAY (padlist)[i--]; |
361 | { |
473 | I32 j = AvFILLp (av); |
362 | SV *sv; |
474 | |
363 | while (&PL_sv_undef != (sv = av_pop ((AV *)*svp))) |
475 | while (j >= 0) |
|
|
476 | SvREFCNT_dec (AvARRAY (av)[j--]); |
|
|
477 | |
|
|
478 | AvFILLp (av) = -1; |
364 | SvREFCNT_dec (sv); |
479 | SvREFCNT_dec (av); |
365 | |
|
|
366 | SvREFCNT_dec (*svp); |
|
|
367 | } |
|
|
368 | } |
480 | } |
369 | |
481 | |
|
|
482 | SvREFCNT_dec (AvARRAY (padlist)[0]); |
|
|
483 | |
|
|
484 | AvFILLp (padlist) = -1; |
370 | SvREFCNT_dec ((SV*)padlist); |
485 | SvREFCNT_dec ((SV*)padlist); |
371 | } |
486 | } |
372 | } |
487 | } |
373 | |
488 | |
374 | static int |
489 | static int |
375 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
490 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
376 | { |
491 | { |
377 | AV *padlist; |
492 | AV *padlist; |
378 | AV *av = (AV *)mg->mg_obj; |
493 | AV *av = (AV *)mg->mg_obj; |
|
|
494 | |
|
|
495 | /* perl manages to free our internal AV and _then_ call us */ |
|
|
496 | if (IN_DESTRUCT) |
|
|
497 | return 0; |
379 | |
498 | |
380 | /* casting is fun. */ |
499 | /* casting is fun. */ |
381 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
500 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
382 | free_padlist (aTHX_ padlist); |
501 | free_padlist (aTHX_ padlist); |
383 | |
502 | |
384 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
503 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
385 | |
504 | |
386 | return 0; |
505 | return 0; |
387 | } |
506 | } |
388 | |
|
|
389 | #define CORO_MAGIC_type_cv 26 |
|
|
390 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
|
|
391 | |
507 | |
392 | static MGVTBL coro_cv_vtbl = { |
508 | static MGVTBL coro_cv_vtbl = { |
393 | 0, 0, 0, 0, |
509 | 0, 0, 0, 0, |
394 | coro_cv_free |
510 | coro_cv_free |
395 | }; |
511 | }; |
396 | |
|
|
397 | #define CORO_MAGIC_NN(sv, type) \ |
|
|
398 | (expect_true (SvMAGIC (sv)->mg_type == type) \ |
|
|
399 | ? SvMAGIC (sv) \ |
|
|
400 | : mg_find (sv, type)) |
|
|
401 | |
|
|
402 | #define CORO_MAGIC(sv, type) \ |
|
|
403 | (expect_true (SvMAGIC (sv)) \ |
|
|
404 | ? CORO_MAGIC_NN (sv, type) \ |
|
|
405 | : 0) |
|
|
406 | |
|
|
407 | #define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv) |
|
|
408 | #define CORO_MAGIC_state(sv) CORO_MAGIC_NN (((SV *)(sv)), CORO_MAGIC_type_state) |
|
|
409 | |
|
|
410 | INLINE struct coro * |
|
|
411 | SvSTATE_ (pTHX_ SV *coro) |
|
|
412 | { |
|
|
413 | HV *stash; |
|
|
414 | MAGIC *mg; |
|
|
415 | |
|
|
416 | if (SvROK (coro)) |
|
|
417 | coro = SvRV (coro); |
|
|
418 | |
|
|
419 | if (expect_false (SvTYPE (coro) != SVt_PVHV)) |
|
|
420 | croak ("Coro::State object required"); |
|
|
421 | |
|
|
422 | stash = SvSTASH (coro); |
|
|
423 | if (expect_false (stash != coro_stash && stash != coro_state_stash)) |
|
|
424 | { |
|
|
425 | /* very slow, but rare, check */ |
|
|
426 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
|
|
427 | croak ("Coro::State object required"); |
|
|
428 | } |
|
|
429 | |
|
|
430 | mg = CORO_MAGIC_state (coro); |
|
|
431 | return (struct coro *)mg->mg_ptr; |
|
|
432 | } |
|
|
433 | |
|
|
434 | #define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) |
|
|
435 | |
|
|
436 | /* faster than SvSTATE, but expects a coroutine hv */ |
|
|
437 | #define SvSTATE_hv(hv) ((struct coro *)CORO_MAGIC_NN ((SV *)hv, CORO_MAGIC_type_state)->mg_ptr) |
|
|
438 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
|
|
439 | |
512 | |
440 | /* the next two functions merely cache the padlists */ |
513 | /* the next two functions merely cache the padlists */ |
441 | static void |
514 | static void |
442 | get_padlist (pTHX_ CV *cv) |
515 | get_padlist (pTHX_ CV *cv) |
443 | { |
516 | { |
… | |
… | |
449 | else |
522 | else |
450 | { |
523 | { |
451 | #if CORO_PREFER_PERL_FUNCTIONS |
524 | #if CORO_PREFER_PERL_FUNCTIONS |
452 | /* this is probably cleaner? but also slower! */ |
525 | /* this is probably cleaner? but also slower! */ |
453 | /* in practise, it seems to be less stable */ |
526 | /* in practise, it seems to be less stable */ |
454 | CV *cp = Perl_cv_clone (cv); |
527 | CV *cp = Perl_cv_clone (aTHX_ cv); |
455 | CvPADLIST (cv) = CvPADLIST (cp); |
528 | CvPADLIST (cv) = CvPADLIST (cp); |
456 | CvPADLIST (cp) = 0; |
529 | CvPADLIST (cp) = 0; |
457 | SvREFCNT_dec (cp); |
530 | SvREFCNT_dec (cp); |
458 | #else |
531 | #else |
459 | CvPADLIST (cv) = coro_clone_padlist (aTHX_ cv); |
532 | CvPADLIST (cv) = coro_derive_padlist (aTHX_ cv); |
460 | #endif |
533 | #endif |
461 | } |
534 | } |
462 | } |
535 | } |
463 | |
536 | |
464 | static void |
537 | static void |
… | |
… | |
471 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
544 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
472 | |
545 | |
473 | av = (AV *)mg->mg_obj; |
546 | av = (AV *)mg->mg_obj; |
474 | |
547 | |
475 | if (expect_false (AvFILLp (av) >= AvMAX (av))) |
548 | if (expect_false (AvFILLp (av) >= AvMAX (av))) |
476 | av_extend (av, AvMAX (av) + 1); |
549 | av_extend (av, AvFILLp (av) + 1); |
477 | |
550 | |
478 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
551 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
479 | } |
552 | } |
480 | |
553 | |
481 | /** load & save, init *******************************************************/ |
554 | /** load & save, init *******************************************************/ |
|
|
555 | |
|
|
556 | static void |
|
|
557 | on_enterleave_call (pTHX_ SV *cb); |
482 | |
558 | |
483 | static void |
559 | static void |
484 | load_perl (pTHX_ Coro__State c) |
560 | load_perl (pTHX_ Coro__State c) |
485 | { |
561 | { |
486 | perl_slots *slot = c->slot; |
562 | perl_slots *slot = c->slot; |
487 | c->slot = 0; |
563 | c->slot = 0; |
488 | |
564 | |
489 | PL_mainstack = c->mainstack; |
565 | PL_mainstack = c->mainstack; |
490 | |
566 | |
491 | GvSV (PL_defgv) = slot->defsv; |
567 | GvSV (PL_defgv) = slot->defsv; |
492 | GvAV (PL_defgv) = slot->defav; |
568 | GvAV (PL_defgv) = slot->defav; |
493 | GvSV (PL_errgv) = slot->errsv; |
569 | GvSV (PL_errgv) = slot->errsv; |
494 | GvSV (irsgv) = slot->irsgv; |
570 | GvSV (irsgv) = slot->irsgv; |
|
|
571 | GvHV (PL_hintgv) = slot->hinthv; |
495 | |
572 | |
496 | #define VAR(name,type) PL_ ## name = slot->name; |
573 | #define VAR(name,type) PL_ ## name = slot->name; |
497 | # include "state.h" |
574 | # include "state.h" |
498 | #undef VAR |
575 | #undef VAR |
499 | |
576 | |
… | |
… | |
513 | PUTBACK; |
590 | PUTBACK; |
514 | } |
591 | } |
515 | |
592 | |
516 | slf_frame = c->slf_frame; |
593 | slf_frame = c->slf_frame; |
517 | CORO_THROW = c->except; |
594 | CORO_THROW = c->except; |
|
|
595 | |
|
|
596 | if (expect_false (enable_times)) |
|
|
597 | { |
|
|
598 | if (expect_false (!times_valid)) |
|
|
599 | coro_times_update (); |
|
|
600 | |
|
|
601 | coro_times_sub (c); |
|
|
602 | } |
|
|
603 | |
|
|
604 | if (expect_false (c->on_enter)) |
|
|
605 | { |
|
|
606 | int i; |
|
|
607 | |
|
|
608 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
|
|
609 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
|
|
610 | } |
518 | } |
611 | } |
519 | |
612 | |
520 | static void |
613 | static void |
521 | save_perl (pTHX_ Coro__State c) |
614 | save_perl (pTHX_ Coro__State c) |
522 | { |
615 | { |
|
|
616 | if (expect_false (c->on_leave)) |
|
|
617 | { |
|
|
618 | int i; |
|
|
619 | |
|
|
620 | for (i = AvFILLp (c->on_leave); i >= 0; --i) |
|
|
621 | on_enterleave_call (aTHX_ AvARRAY (c->on_leave)[i]); |
|
|
622 | } |
|
|
623 | |
|
|
624 | times_valid = 0; |
|
|
625 | |
|
|
626 | if (expect_false (enable_times)) |
|
|
627 | { |
|
|
628 | coro_times_update (); times_valid = 1; |
|
|
629 | coro_times_add (c); |
|
|
630 | } |
|
|
631 | |
523 | c->except = CORO_THROW; |
632 | c->except = CORO_THROW; |
524 | c->slf_frame = slf_frame; |
633 | c->slf_frame = slf_frame; |
525 | |
634 | |
526 | { |
635 | { |
527 | dSP; |
636 | dSP; |
… | |
… | |
540 | { |
649 | { |
541 | while (expect_true (cxix >= 0)) |
650 | while (expect_true (cxix >= 0)) |
542 | { |
651 | { |
543 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
652 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
544 | |
653 | |
545 | if (expect_true (CxTYPE (cx) == CXt_SUB || CxTYPE (cx) == CXt_FORMAT)) |
654 | if (expect_true (CxTYPE (cx) == CXt_SUB) || expect_false (CxTYPE (cx) == CXt_FORMAT)) |
546 | { |
655 | { |
547 | CV *cv = cx->blk_sub.cv; |
656 | CV *cv = cx->blk_sub.cv; |
548 | |
657 | |
549 | if (expect_true (CvDEPTH (cv))) |
658 | if (expect_true (CvDEPTH (cv))) |
550 | { |
659 | { |
… | |
… | |
574 | /* we manually unroll here, as usually 2 slots is enough */ |
683 | /* we manually unroll here, as usually 2 slots is enough */ |
575 | if (SLOT_COUNT >= 1) CXINC; |
684 | if (SLOT_COUNT >= 1) CXINC; |
576 | if (SLOT_COUNT >= 2) CXINC; |
685 | if (SLOT_COUNT >= 2) CXINC; |
577 | if (SLOT_COUNT >= 3) CXINC; |
686 | if (SLOT_COUNT >= 3) CXINC; |
578 | { |
687 | { |
579 | int i; |
688 | unsigned int i; |
580 | for (i = 3; i < SLOT_COUNT; ++i) |
689 | for (i = 3; i < SLOT_COUNT; ++i) |
581 | CXINC; |
690 | CXINC; |
582 | } |
691 | } |
583 | cxstack_ix -= SLOT_COUNT; /* undo allocation */ |
692 | cxstack_ix -= SLOT_COUNT; /* undo allocation */ |
584 | |
693 | |
585 | c->mainstack = PL_mainstack; |
694 | c->mainstack = PL_mainstack; |
586 | |
695 | |
587 | { |
696 | { |
588 | perl_slots *slot = c->slot = (perl_slots *)(cxstack + cxstack_ix + 1); |
697 | perl_slots *slot = c->slot = (perl_slots *)(cxstack + cxstack_ix + 1); |
589 | |
698 | |
590 | slot->defav = GvAV (PL_defgv); |
699 | slot->defav = GvAV (PL_defgv); |
591 | slot->defsv = DEFSV; |
700 | slot->defsv = DEFSV; |
592 | slot->errsv = ERRSV; |
701 | slot->errsv = ERRSV; |
593 | slot->irsgv = GvSV (irsgv); |
702 | slot->irsgv = GvSV (irsgv); |
|
|
703 | slot->hinthv = GvHV (PL_hintgv); |
594 | |
704 | |
595 | #define VAR(name,type) slot->name = PL_ ## name; |
705 | #define VAR(name,type) slot->name = PL_ ## name; |
596 | # include "state.h" |
706 | # include "state.h" |
597 | #undef VAR |
707 | #undef VAR |
598 | } |
708 | } |
… | |
… | |
603 | * of perl.c:init_stacks, except that it uses less memory |
713 | * of perl.c:init_stacks, except that it uses less memory |
604 | * on the (sometimes correct) assumption that coroutines do |
714 | * on the (sometimes correct) assumption that coroutines do |
605 | * not usually need a lot of stackspace. |
715 | * not usually need a lot of stackspace. |
606 | */ |
716 | */ |
607 | #if CORO_PREFER_PERL_FUNCTIONS |
717 | #if CORO_PREFER_PERL_FUNCTIONS |
608 | # define coro_init_stacks init_stacks |
718 | # define coro_init_stacks(thx) init_stacks () |
609 | #else |
719 | #else |
610 | static void |
720 | static void |
611 | coro_init_stacks (pTHX) |
721 | coro_init_stacks (pTHX) |
612 | { |
722 | { |
613 | PL_curstackinfo = new_stackinfo(32, 8); |
723 | PL_curstackinfo = new_stackinfo(32, 8); |
… | |
… | |
676 | #if !PERL_VERSION_ATLEAST (5,10,0) |
786 | #if !PERL_VERSION_ATLEAST (5,10,0) |
677 | Safefree (PL_retstack); |
787 | Safefree (PL_retstack); |
678 | #endif |
788 | #endif |
679 | } |
789 | } |
680 | |
790 | |
|
|
791 | #define CORO_RSS \ |
|
|
792 | rss += sizeof (SYM (curstackinfo)); \ |
|
|
793 | rss += (SYM (curstackinfo->si_cxmax) + 1) * sizeof (PERL_CONTEXT); \ |
|
|
794 | rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (SYM (curstack))) * sizeof (SV *); \ |
|
|
795 | rss += SYM (tmps_max) * sizeof (SV *); \ |
|
|
796 | rss += (SYM (markstack_max) - SYM (markstack_ptr)) * sizeof (I32); \ |
|
|
797 | rss += SYM (scopestack_max) * sizeof (I32); \ |
|
|
798 | rss += SYM (savestack_max) * sizeof (ANY); |
|
|
799 | |
681 | static size_t |
800 | static size_t |
682 | coro_rss (pTHX_ struct coro *coro) |
801 | coro_rss (pTHX_ struct coro *coro) |
683 | { |
802 | { |
684 | size_t rss = sizeof (*coro); |
803 | size_t rss = sizeof (*coro); |
685 | |
804 | |
686 | if (coro->mainstack) |
805 | if (coro->mainstack) |
687 | { |
806 | { |
688 | perl_slots tmp_slot; |
|
|
689 | perl_slots *slot; |
|
|
690 | |
|
|
691 | if (coro->flags & CF_RUNNING) |
807 | if (coro->flags & CF_RUNNING) |
692 | { |
808 | { |
693 | slot = &tmp_slot; |
809 | #define SYM(sym) PL_ ## sym |
694 | |
810 | CORO_RSS; |
695 | #define VAR(name,type) slot->name = PL_ ## name; |
|
|
696 | # include "state.h" |
|
|
697 | #undef VAR |
811 | #undef SYM |
698 | } |
812 | } |
699 | else |
813 | else |
700 | slot = coro->slot; |
|
|
701 | |
|
|
702 | if (slot) |
|
|
703 | { |
814 | { |
704 | rss += sizeof (slot->curstackinfo); |
815 | #define SYM(sym) coro->slot->sym |
705 | rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); |
816 | CORO_RSS; |
706 | rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *); |
817 | #undef SYM |
707 | rss += slot->tmps_max * sizeof (SV *); |
|
|
708 | rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); |
|
|
709 | rss += slot->scopestack_max * sizeof (I32); |
|
|
710 | rss += slot->savestack_max * sizeof (ANY); |
|
|
711 | |
|
|
712 | #if !PERL_VERSION_ATLEAST (5,10,0) |
|
|
713 | rss += slot->retstack_max * sizeof (OP *); |
|
|
714 | #endif |
|
|
715 | } |
818 | } |
716 | } |
819 | } |
717 | |
820 | |
718 | return rss; |
821 | return rss; |
719 | } |
822 | } |
… | |
… | |
732 | #endif |
835 | #endif |
733 | |
836 | |
734 | /* |
837 | /* |
735 | * This overrides the default magic get method of %SIG elements. |
838 | * This overrides the default magic get method of %SIG elements. |
736 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
839 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
737 | * and instead of tryign to save and restore the hash elements, we just provide |
840 | * and instead of trying to save and restore the hash elements, we just provide |
738 | * readback here. |
841 | * readback here. |
739 | * We only do this when the hook is != 0, as they are often set to 0 temporarily, |
|
|
740 | * not expecting this to actually change the hook. This is a potential problem |
|
|
741 | * when a schedule happens then, but we ignore this. |
|
|
742 | */ |
842 | */ |
743 | static int |
843 | static int |
744 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
844 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
745 | { |
845 | { |
746 | const char *s = MgPV_nolen_const (mg); |
846 | const char *s = MgPV_nolen_const (mg); |
… | |
… | |
799 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
899 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
800 | |
900 | |
801 | if (svp) |
901 | if (svp) |
802 | { |
902 | { |
803 | SV *old = *svp; |
903 | SV *old = *svp; |
804 | *svp = newSVsv (sv); |
904 | *svp = SvOK (sv) ? newSVsv (sv) : 0; |
805 | SvREFCNT_dec (old); |
905 | SvREFCNT_dec (old); |
806 | return 0; |
906 | return 0; |
807 | } |
907 | } |
808 | } |
908 | } |
809 | |
909 | |
… | |
… | |
819 | |
919 | |
820 | static int |
920 | static int |
821 | slf_check_nop (pTHX_ struct CoroSLF *frame) |
921 | slf_check_nop (pTHX_ struct CoroSLF *frame) |
822 | { |
922 | { |
823 | return 0; |
923 | return 0; |
|
|
924 | } |
|
|
925 | |
|
|
926 | static int |
|
|
927 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
|
|
928 | { |
|
|
929 | return 1; |
824 | } |
930 | } |
825 | |
931 | |
826 | static UNOP coro_setup_op; |
932 | static UNOP coro_setup_op; |
827 | |
933 | |
828 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
934 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
… | |
… | |
835 | |
941 | |
836 | PL_runops = RUNOPS_DEFAULT; |
942 | PL_runops = RUNOPS_DEFAULT; |
837 | PL_curcop = &PL_compiling; |
943 | PL_curcop = &PL_compiling; |
838 | PL_in_eval = EVAL_NULL; |
944 | PL_in_eval = EVAL_NULL; |
839 | PL_comppad = 0; |
945 | PL_comppad = 0; |
|
|
946 | PL_comppad_name = 0; |
|
|
947 | PL_comppad_name_fill = 0; |
|
|
948 | PL_comppad_name_floor = 0; |
840 | PL_curpm = 0; |
949 | PL_curpm = 0; |
841 | PL_curpad = 0; |
950 | PL_curpad = 0; |
842 | PL_localizing = 0; |
951 | PL_localizing = 0; |
843 | PL_dirty = 0; |
952 | PL_dirty = 0; |
844 | PL_restartop = 0; |
953 | PL_restartop = 0; |
845 | #if PERL_VERSION_ATLEAST (5,10,0) |
954 | #if PERL_VERSION_ATLEAST (5,10,0) |
846 | PL_parser = 0; |
955 | PL_parser = 0; |
847 | #endif |
956 | #endif |
|
|
957 | PL_hints = 0; |
848 | |
958 | |
849 | /* recreate the die/warn hooks */ |
959 | /* recreate the die/warn hooks */ |
850 | PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook ); |
960 | PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook ); |
851 | PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook); |
961 | PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook); |
852 | |
962 | |
853 | GvSV (PL_defgv) = newSV (0); |
963 | GvSV (PL_defgv) = newSV (0); |
854 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
964 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
855 | GvSV (PL_errgv) = newSV (0); |
965 | GvSV (PL_errgv) = newSV (0); |
856 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
966 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
|
|
967 | GvHV (PL_hintgv) = 0; |
857 | PL_rs = newSVsv (GvSV (irsgv)); |
968 | PL_rs = newSVsv (GvSV (irsgv)); |
858 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
969 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
859 | |
970 | |
860 | { |
971 | { |
861 | dSP; |
972 | dSP; |
862 | UNOP myop; |
973 | UNOP myop; |
863 | |
974 | |
864 | Zero (&myop, 1, UNOP); |
975 | Zero (&myop, 1, UNOP); |
865 | myop.op_next = Nullop; |
976 | myop.op_next = Nullop; |
|
|
977 | myop.op_type = OP_ENTERSUB; |
866 | myop.op_flags = OPf_WANT_VOID; |
978 | myop.op_flags = OPf_WANT_VOID; |
867 | |
979 | |
868 | PUSHMARK (SP); |
980 | PUSHMARK (SP); |
869 | XPUSHs (sv_2mortal (av_shift (GvAV (PL_defgv)))); |
981 | PUSHs ((SV *)coro->startcv); |
870 | PUTBACK; |
982 | PUTBACK; |
871 | PL_op = (OP *)&myop; |
983 | PL_op = (OP *)&myop; |
872 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
984 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
873 | SPAGAIN; |
|
|
874 | } |
985 | } |
875 | |
986 | |
876 | /* this newly created coroutine might be run on an existing cctx which most |
987 | /* this newly created coroutine might be run on an existing cctx which most |
877 | * likely was suspended in pp_slf, so we have to emulate entering pp_slf here. |
988 | * likely was suspended in pp_slf, so we have to emulate entering pp_slf here. |
878 | */ |
989 | */ |
879 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
990 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
880 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
991 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
881 | |
992 | |
882 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
993 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
883 | coro_setup_op.op_next = PL_op; |
994 | coro_setup_op.op_next = PL_op; |
884 | coro_setup_op.op_type = OP_CUSTOM; |
995 | coro_setup_op.op_type = OP_ENTERSUB; |
885 | coro_setup_op.op_ppaddr = pp_slf; |
996 | coro_setup_op.op_ppaddr = pp_slf; |
886 | /* no flags required, as an init function won't be called */ |
997 | /* no flags etc. required, as an init function won't be called */ |
887 | |
998 | |
888 | PL_op = (OP *)&coro_setup_op; |
999 | PL_op = (OP *)&coro_setup_op; |
889 | |
1000 | |
890 | /* copy throw, in case it was set before coro_setup */ |
1001 | /* copy throw, in case it was set before coro_setup */ |
891 | CORO_THROW = coro->except; |
1002 | CORO_THROW = coro->except; |
892 | } |
|
|
893 | |
1003 | |
|
|
1004 | if (expect_false (enable_times)) |
|
|
1005 | { |
|
|
1006 | coro_times_update (); |
|
|
1007 | coro_times_sub (coro); |
|
|
1008 | } |
|
|
1009 | } |
|
|
1010 | |
894 | static void |
1011 | static void |
895 | coro_destruct (pTHX_ struct coro *coro) |
1012 | coro_unwind_stacks (pTHX) |
896 | { |
1013 | { |
897 | if (!IN_DESTRUCT) |
1014 | if (!IN_DESTRUCT) |
898 | { |
1015 | { |
899 | /* restore all saved variables and stuff */ |
1016 | /* restore all saved variables and stuff */ |
900 | LEAVE_SCOPE (0); |
1017 | LEAVE_SCOPE (0); |
… | |
… | |
908 | POPSTACK_TO (PL_mainstack); |
1025 | POPSTACK_TO (PL_mainstack); |
909 | |
1026 | |
910 | /* unwind main stack */ |
1027 | /* unwind main stack */ |
911 | dounwind (-1); |
1028 | dounwind (-1); |
912 | } |
1029 | } |
|
|
1030 | } |
913 | |
1031 | |
914 | SvREFCNT_dec (GvSV (PL_defgv)); |
1032 | static void |
915 | SvREFCNT_dec (GvAV (PL_defgv)); |
1033 | coro_destruct_perl (pTHX_ struct coro *coro) |
916 | SvREFCNT_dec (GvSV (PL_errgv)); |
1034 | { |
917 | SvREFCNT_dec (PL_defoutgv); |
1035 | SV *svf [9]; |
918 | SvREFCNT_dec (PL_rs); |
|
|
919 | SvREFCNT_dec (GvSV (irsgv)); |
|
|
920 | |
1036 | |
921 | SvREFCNT_dec (PL_diehook); |
|
|
922 | SvREFCNT_dec (PL_warnhook); |
|
|
923 | |
1037 | { |
924 | SvREFCNT_dec (CORO_THROW); |
1038 | struct coro *current = SvSTATE_current; |
|
|
1039 | |
|
|
1040 | assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack)); |
|
|
1041 | |
|
|
1042 | save_perl (aTHX_ current); |
|
|
1043 | load_perl (aTHX_ coro); |
|
|
1044 | |
|
|
1045 | coro_unwind_stacks (aTHX); |
|
|
1046 | coro_destruct_stacks (aTHX); |
|
|
1047 | |
|
|
1048 | // now save some sv's to be free'd later |
|
|
1049 | svf [0] = GvSV (PL_defgv); |
|
|
1050 | svf [1] = (SV *)GvAV (PL_defgv); |
|
|
1051 | svf [2] = GvSV (PL_errgv); |
|
|
1052 | svf [3] = (SV *)PL_defoutgv; |
|
|
1053 | svf [4] = PL_rs; |
|
|
1054 | svf [5] = GvSV (irsgv); |
|
|
1055 | svf [6] = (SV *)GvHV (PL_hintgv); |
|
|
1056 | svf [7] = PL_diehook; |
|
|
1057 | svf [8] = PL_warnhook; |
|
|
1058 | assert (9 == sizeof (svf) / sizeof (*svf)); |
|
|
1059 | |
|
|
1060 | load_perl (aTHX_ current); |
|
|
1061 | } |
|
|
1062 | |
|
|
1063 | { |
|
|
1064 | unsigned int i; |
|
|
1065 | |
|
|
1066 | for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i) |
|
|
1067 | SvREFCNT_dec (svf [i]); |
|
|
1068 | |
925 | SvREFCNT_dec (coro->saved_deffh); |
1069 | SvREFCNT_dec (coro->saved_deffh); |
926 | SvREFCNT_dec (coro->rouse_cb); |
1070 | SvREFCNT_dec (coro->rouse_cb); |
927 | |
1071 | SvREFCNT_dec (coro->invoke_cb); |
928 | coro_destruct_stacks (aTHX); |
1072 | SvREFCNT_dec (coro->invoke_av); |
|
|
1073 | } |
929 | } |
1074 | } |
930 | |
1075 | |
931 | INLINE void |
1076 | INLINE void |
932 | free_coro_mortal (pTHX) |
1077 | free_coro_mortal (pTHX) |
933 | { |
1078 | { |
… | |
… | |
941 | static int |
1086 | static int |
942 | runops_trace (pTHX) |
1087 | runops_trace (pTHX) |
943 | { |
1088 | { |
944 | COP *oldcop = 0; |
1089 | COP *oldcop = 0; |
945 | int oldcxix = -2; |
1090 | int oldcxix = -2; |
946 | struct coro *coro = SvSTATE_current; /* trace cctx is tied to specific coro */ |
|
|
947 | coro_cctx *cctx = coro->cctx; |
|
|
948 | |
1091 | |
949 | while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX))) |
1092 | while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX))) |
950 | { |
1093 | { |
951 | PERL_ASYNC_CHECK (); |
1094 | PERL_ASYNC_CHECK (); |
952 | |
1095 | |
953 | if (cctx->flags & CC_TRACE_ALL) |
1096 | if (cctx_current->flags & CC_TRACE_ALL) |
954 | { |
1097 | { |
955 | if (PL_op->op_type == OP_LEAVESUB && cctx->flags & CC_TRACE_SUB) |
1098 | if (PL_op->op_type == OP_LEAVESUB && cctx_current->flags & CC_TRACE_SUB) |
956 | { |
1099 | { |
957 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1100 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
958 | SV **bot, **top; |
1101 | SV **bot, **top; |
959 | AV *av = newAV (); /* return values */ |
1102 | AV *av = newAV (); /* return values */ |
960 | SV **cb; |
1103 | SV **cb; |
… | |
… | |
997 | |
1140 | |
998 | if (PL_curcop != &PL_compiling) |
1141 | if (PL_curcop != &PL_compiling) |
999 | { |
1142 | { |
1000 | SV **cb; |
1143 | SV **cb; |
1001 | |
1144 | |
1002 | if (oldcxix != cxstack_ix && cctx->flags & CC_TRACE_SUB) |
1145 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB) |
1003 | { |
1146 | { |
1004 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1147 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1005 | |
1148 | |
1006 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1149 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1007 | { |
1150 | { |
1008 | runops_proc_t old_runops = PL_runops; |
|
|
1009 | dSP; |
1151 | dSP; |
1010 | GV *gv = CvGV (cx->blk_sub.cv); |
1152 | GV *gv = CvGV (cx->blk_sub.cv); |
1011 | SV *fullname = sv_2mortal (newSV (0)); |
1153 | SV *fullname = sv_2mortal (newSV (0)); |
1012 | |
1154 | |
1013 | if (isGV (gv)) |
1155 | if (isGV (gv)) |
… | |
… | |
1018 | SAVETMPS; |
1160 | SAVETMPS; |
1019 | EXTEND (SP, 3); |
1161 | EXTEND (SP, 3); |
1020 | PUSHMARK (SP); |
1162 | PUSHMARK (SP); |
1021 | PUSHs (&PL_sv_yes); |
1163 | PUSHs (&PL_sv_yes); |
1022 | PUSHs (fullname); |
1164 | PUSHs (fullname); |
1023 | PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
1165 | PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
1024 | PUTBACK; |
1166 | PUTBACK; |
1025 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
1167 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
1026 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1168 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1027 | SPAGAIN; |
1169 | SPAGAIN; |
1028 | FREETMPS; |
1170 | FREETMPS; |
… | |
… | |
1031 | } |
1173 | } |
1032 | |
1174 | |
1033 | oldcxix = cxstack_ix; |
1175 | oldcxix = cxstack_ix; |
1034 | } |
1176 | } |
1035 | |
1177 | |
1036 | if (cctx->flags & CC_TRACE_LINE) |
1178 | if (cctx_current->flags & CC_TRACE_LINE) |
1037 | { |
1179 | { |
1038 | dSP; |
1180 | dSP; |
1039 | |
1181 | |
1040 | PL_runops = RUNOPS_DEFAULT; |
1182 | PL_runops = RUNOPS_DEFAULT; |
1041 | ENTER; |
1183 | ENTER; |
… | |
… | |
1060 | |
1202 | |
1061 | TAINT_NOT; |
1203 | TAINT_NOT; |
1062 | return 0; |
1204 | return 0; |
1063 | } |
1205 | } |
1064 | |
1206 | |
1065 | static struct coro_cctx *cctx_ssl_cctx; |
|
|
1066 | static struct CoroSLF cctx_ssl_frame; |
1207 | static struct CoroSLF cctx_ssl_frame; |
1067 | |
1208 | |
1068 | static void |
1209 | static void |
1069 | slf_prepare_set_stacklevel (pTHX_ struct coro_transfer_args *ta) |
1210 | slf_prepare_set_stacklevel (pTHX_ struct coro_transfer_args *ta) |
1070 | { |
1211 | { |
1071 | ta->prev = (struct coro *)cctx_ssl_cctx; |
|
|
1072 | ta->next = 0; |
1212 | ta->prev = 0; |
1073 | } |
1213 | } |
1074 | |
1214 | |
1075 | static int |
1215 | static int |
1076 | slf_check_set_stacklevel (pTHX_ struct CoroSLF *frame) |
1216 | slf_check_set_stacklevel (pTHX_ struct CoroSLF *frame) |
1077 | { |
1217 | { |
… | |
… | |
1080 | return frame->check (aTHX_ frame); /* execute the restored frame - there must be one */ |
1220 | return frame->check (aTHX_ frame); /* execute the restored frame - there must be one */ |
1081 | } |
1221 | } |
1082 | |
1222 | |
1083 | /* initialises PL_top_env and injects a pseudo-slf-call to set the stacklevel */ |
1223 | /* initialises PL_top_env and injects a pseudo-slf-call to set the stacklevel */ |
1084 | static void NOINLINE |
1224 | static void NOINLINE |
1085 | cctx_prepare (pTHX_ coro_cctx *cctx) |
1225 | cctx_prepare (pTHX) |
1086 | { |
1226 | { |
1087 | PL_top_env = &PL_start_env; |
1227 | PL_top_env = &PL_start_env; |
1088 | |
1228 | |
1089 | if (cctx->flags & CC_TRACE) |
1229 | if (cctx_current->flags & CC_TRACE) |
1090 | PL_runops = runops_trace; |
1230 | PL_runops = runops_trace; |
1091 | |
1231 | |
1092 | /* we already must be executing an SLF op, there is no other valid way |
1232 | /* we already must be executing an SLF op, there is no other valid way |
1093 | * that can lead to creation of a new cctx */ |
1233 | * that can lead to creation of a new cctx */ |
1094 | assert (("FATAL: can't prepare slf-less cctx in Coro module (please report)", |
1234 | assert (("FATAL: can't prepare slf-less cctx in Coro module (please report)", |
1095 | slf_frame.prepare && PL_op->op_ppaddr == pp_slf)); |
1235 | slf_frame.prepare && PL_op->op_ppaddr == pp_slf)); |
1096 | |
1236 | |
1097 | /* we must emulate leaving pp_slf, which is done inside slf_check_set_stacklevel */ |
1237 | /* we must emulate leaving pp_slf, which is done inside slf_check_set_stacklevel */ |
1098 | cctx_ssl_cctx = cctx; |
|
|
1099 | cctx_ssl_frame = slf_frame; |
1238 | cctx_ssl_frame = slf_frame; |
1100 | |
1239 | |
1101 | slf_frame.prepare = slf_prepare_set_stacklevel; |
1240 | slf_frame.prepare = slf_prepare_set_stacklevel; |
1102 | slf_frame.check = slf_check_set_stacklevel; |
1241 | slf_frame.check = slf_check_set_stacklevel; |
1103 | } |
1242 | } |
… | |
… | |
1126 | /* normally we would need to skip the entersub here */ |
1265 | /* normally we would need to skip the entersub here */ |
1127 | /* not doing so will re-execute it, which is exactly what we want */ |
1266 | /* not doing so will re-execute it, which is exactly what we want */ |
1128 | /* PL_nop = PL_nop->op_next */ |
1267 | /* PL_nop = PL_nop->op_next */ |
1129 | |
1268 | |
1130 | /* inject a fake subroutine call to cctx_init */ |
1269 | /* inject a fake subroutine call to cctx_init */ |
1131 | cctx_prepare (aTHX_ (coro_cctx *)arg); |
1270 | cctx_prepare (aTHX); |
1132 | |
1271 | |
1133 | /* cctx_run is the alternative tail of transfer() */ |
1272 | /* cctx_run is the alternative tail of transfer() */ |
1134 | transfer_tail (aTHX); |
1273 | transfer_tail (aTHX); |
1135 | |
1274 | |
1136 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1275 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1137 | PL_restartop = PL_op; |
1276 | PL_restartop = PL_op; |
1138 | perl_run (PL_curinterp); |
1277 | perl_run (PL_curinterp); |
|
|
1278 | /* |
|
|
1279 | * Unfortunately, there is no way to get at the return values of the |
|
|
1280 | * coro body here, as perl_run destroys these |
|
|
1281 | */ |
1139 | |
1282 | |
1140 | /* |
1283 | /* |
1141 | * If perl-run returns we assume exit() was being called or the coro |
1284 | * If perl-run returns we assume exit() was being called or the coro |
1142 | * fell off the end, which seems to be the only valid (non-bug) |
1285 | * fell off the end, which seems to be the only valid (non-bug) |
1143 | * reason for perl_run to return. We try to exit by jumping to the |
1286 | * reason for perl_run to return. We try to exit by jumping to the |
1144 | * bootstrap-time "top" top_env, as we cannot restore the "main" |
1287 | * bootstrap-time "top" top_env, as we cannot restore the "main" |
1145 | * coroutine as Coro has no such concept |
1288 | * coroutine as Coro has no such concept. |
|
|
1289 | * This actually isn't valid with the pthread backend, but OSes requiring |
|
|
1290 | * that backend are too broken to do it in a standards-compliant way. |
1146 | */ |
1291 | */ |
1147 | PL_top_env = main_top_env; |
1292 | PL_top_env = main_top_env; |
1148 | JMPENV_JUMP (2); /* I do not feel well about the hardcoded 2 at all */ |
1293 | JMPENV_JUMP (2); /* I do not feel well about the hardcoded 2 at all */ |
1149 | } |
1294 | } |
1150 | } |
1295 | } |
… | |
… | |
1227 | cctx_destroy (coro_cctx *cctx) |
1372 | cctx_destroy (coro_cctx *cctx) |
1228 | { |
1373 | { |
1229 | if (!cctx) |
1374 | if (!cctx) |
1230 | return; |
1375 | return; |
1231 | |
1376 | |
|
|
1377 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current));//D temporary? |
|
|
1378 | |
1232 | --cctx_count; |
1379 | --cctx_count; |
1233 | coro_destroy (&cctx->cctx); |
1380 | coro_destroy (&cctx->cctx); |
1234 | |
1381 | |
1235 | /* coro_transfer creates new, empty cctx's */ |
1382 | /* coro_transfer creates new, empty cctx's */ |
1236 | if (cctx->sptr) |
1383 | if (cctx->sptr) |
… | |
… | |
1299 | /* TODO: throwing up here is considered harmful */ |
1446 | /* TODO: throwing up here is considered harmful */ |
1300 | |
1447 | |
1301 | if (expect_true (prev != next)) |
1448 | if (expect_true (prev != next)) |
1302 | { |
1449 | { |
1303 | if (expect_false (!(prev->flags & (CF_RUNNING | CF_NEW)))) |
1450 | if (expect_false (!(prev->flags & (CF_RUNNING | CF_NEW)))) |
1304 | croak ("Coro::State::transfer called with non-running/new prev Coro::State, but can only transfer from running or new states,"); |
1451 | croak ("Coro::State::transfer called with a blocked prev Coro::State, but can only transfer from running or new states,"); |
1305 | |
1452 | |
1306 | if (expect_false (next->flags & CF_RUNNING)) |
|
|
1307 | croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states,"); |
|
|
1308 | |
|
|
1309 | if (expect_false (next->flags & CF_DESTROYED)) |
1453 | if (expect_false (next->flags & (CF_RUNNING | CF_DESTROYED | CF_SUSPENDED))) |
1310 | croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states,"); |
1454 | croak ("Coro::State::transfer called with running, destroyed or suspended next Coro::State, but can only transfer to inactive states,"); |
1311 | |
1455 | |
1312 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1456 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1313 | if (expect_false (PL_lex_state != LEX_NOTPARSING)) |
1457 | if (expect_false (PL_lex_state != LEX_NOTPARSING)) |
1314 | croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version,"); |
1458 | croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version,"); |
1315 | #endif |
1459 | #endif |
… | |
… | |
1321 | transfer (pTHX_ struct coro *prev, struct coro *next, int force_cctx) |
1465 | transfer (pTHX_ struct coro *prev, struct coro *next, int force_cctx) |
1322 | { |
1466 | { |
1323 | dSTACKLEVEL; |
1467 | dSTACKLEVEL; |
1324 | |
1468 | |
1325 | /* sometimes transfer is only called to set idle_sp */ |
1469 | /* sometimes transfer is only called to set idle_sp */ |
1326 | if (expect_false (!next)) |
1470 | if (expect_false (!prev)) |
1327 | { |
1471 | { |
1328 | ((coro_cctx *)prev)->idle_sp = STACKLEVEL; |
1472 | cctx_current->idle_sp = STACKLEVEL; |
1329 | assert (((coro_cctx *)prev)->idle_te = PL_top_env); /* just for the side-effect when asserts are enabled */ |
1473 | assert (cctx_current->idle_te = PL_top_env); /* just for the side-effect when asserts are enabled */ |
1330 | } |
1474 | } |
1331 | else if (expect_true (prev != next)) |
1475 | else if (expect_true (prev != next)) |
1332 | { |
1476 | { |
1333 | coro_cctx *prev__cctx; |
1477 | coro_cctx *cctx_prev; |
1334 | |
1478 | |
1335 | if (expect_false (prev->flags & CF_NEW)) |
1479 | if (expect_false (prev->flags & CF_NEW)) |
1336 | { |
1480 | { |
1337 | /* create a new empty/source context */ |
1481 | /* create a new empty/source context */ |
1338 | prev->cctx = cctx_new_empty (); |
|
|
1339 | prev->flags &= ~CF_NEW; |
1482 | prev->flags &= ~CF_NEW; |
1340 | prev->flags |= CF_RUNNING; |
1483 | prev->flags |= CF_RUNNING; |
1341 | } |
1484 | } |
1342 | |
1485 | |
1343 | prev->flags &= ~CF_RUNNING; |
1486 | prev->flags &= ~CF_RUNNING; |
… | |
… | |
1354 | coro_setup (aTHX_ next); |
1497 | coro_setup (aTHX_ next); |
1355 | } |
1498 | } |
1356 | else |
1499 | else |
1357 | load_perl (aTHX_ next); |
1500 | load_perl (aTHX_ next); |
1358 | |
1501 | |
1359 | prev__cctx = prev->cctx; |
|
|
1360 | |
|
|
1361 | /* possibly untie and reuse the cctx */ |
1502 | /* possibly untie and reuse the cctx */ |
1362 | if (expect_true ( |
1503 | if (expect_true ( |
1363 | prev__cctx->idle_sp == STACKLEVEL |
1504 | cctx_current->idle_sp == STACKLEVEL |
1364 | && !(prev__cctx->flags & CC_TRACE) |
1505 | && !(cctx_current->flags & CC_TRACE) |
1365 | && !force_cctx |
1506 | && !force_cctx |
1366 | )) |
1507 | )) |
1367 | { |
1508 | { |
1368 | /* I assume that stacklevel is a stronger indicator than PL_top_env changes */ |
1509 | /* I assume that stacklevel is a stronger indicator than PL_top_env changes */ |
1369 | assert (("FATAL: current top_env must equal previous top_env in Coro (please report)", PL_top_env == prev__cctx->idle_te)); |
1510 | assert (("FATAL: current top_env must equal previous top_env in Coro (please report)", PL_top_env == cctx_current->idle_te)); |
1370 | |
1511 | |
1371 | prev->cctx = 0; |
|
|
1372 | |
|
|
1373 | /* if the cctx is about to be destroyed we need to make sure we won't see it in cctx_get */ |
1512 | /* if the cctx is about to be destroyed we need to make sure we won't see it in cctx_get. */ |
1374 | /* without this the next cctx_get might destroy the prev__cctx while still in use */ |
1513 | /* without this the next cctx_get might destroy the running cctx while still in use */ |
1375 | if (expect_false (CCTX_EXPIRED (prev__cctx))) |
1514 | if (expect_false (CCTX_EXPIRED (cctx_current))) |
1376 | if (!next->cctx) |
1515 | if (expect_true (!next->cctx)) |
1377 | next->cctx = cctx_get (aTHX); |
1516 | next->cctx = cctx_get (aTHX); |
1378 | |
1517 | |
1379 | cctx_put (prev__cctx); |
1518 | cctx_put (cctx_current); |
1380 | } |
1519 | } |
|
|
1520 | else |
|
|
1521 | prev->cctx = cctx_current; |
1381 | |
1522 | |
1382 | ++next->usecount; |
1523 | ++next->usecount; |
1383 | |
1524 | |
1384 | if (expect_true (!next->cctx)) |
1525 | cctx_prev = cctx_current; |
1385 | next->cctx = cctx_get (aTHX); |
1526 | cctx_current = expect_false (next->cctx) ? next->cctx : cctx_get (aTHX); |
1386 | |
1527 | |
1387 | if (expect_false (prev__cctx != next->cctx)) |
1528 | next->cctx = 0; |
|
|
1529 | |
|
|
1530 | if (expect_false (cctx_prev != cctx_current)) |
1388 | { |
1531 | { |
1389 | prev__cctx->top_env = PL_top_env; |
1532 | cctx_prev->top_env = PL_top_env; |
1390 | PL_top_env = next->cctx->top_env; |
1533 | PL_top_env = cctx_current->top_env; |
1391 | coro_transfer (&prev__cctx->cctx, &next->cctx->cctx); |
1534 | coro_transfer (&cctx_prev->cctx, &cctx_current->cctx); |
1392 | } |
1535 | } |
1393 | |
1536 | |
1394 | transfer_tail (aTHX); |
1537 | transfer_tail (aTHX); |
1395 | } |
1538 | } |
1396 | } |
1539 | } |
… | |
… | |
1404 | coro_state_destroy (pTHX_ struct coro *coro) |
1547 | coro_state_destroy (pTHX_ struct coro *coro) |
1405 | { |
1548 | { |
1406 | if (coro->flags & CF_DESTROYED) |
1549 | if (coro->flags & CF_DESTROYED) |
1407 | return 0; |
1550 | return 0; |
1408 | |
1551 | |
1409 | if (coro->on_destroy) |
1552 | if (coro->on_destroy && !PL_dirty) |
1410 | coro->on_destroy (aTHX_ coro); |
1553 | coro->on_destroy (aTHX_ coro); |
1411 | |
1554 | |
1412 | coro->flags |= CF_DESTROYED; |
1555 | coro->flags |= CF_DESTROYED; |
1413 | |
1556 | |
1414 | if (coro->flags & CF_READY) |
1557 | if (coro->flags & CF_READY) |
… | |
… | |
1418 | --coro_nready; |
1561 | --coro_nready; |
1419 | } |
1562 | } |
1420 | else |
1563 | else |
1421 | coro->flags |= CF_READY; /* make sure it is NOT put into the readyqueue */ |
1564 | coro->flags |= CF_READY; /* make sure it is NOT put into the readyqueue */ |
1422 | |
1565 | |
1423 | if (coro->mainstack && coro->mainstack != main_mainstack) |
1566 | if (coro->mainstack |
1424 | { |
1567 | && coro->mainstack != main_mainstack |
1425 | struct coro temp; |
1568 | && coro->slot |
1426 | |
1569 | && !PL_dirty) |
1427 | assert (("FATAL: tried to destroy currently running coroutine (please report)", !(coro->flags & CF_RUNNING))); |
|
|
1428 | |
|
|
1429 | save_perl (aTHX_ &temp); |
|
|
1430 | load_perl (aTHX_ coro); |
|
|
1431 | |
|
|
1432 | coro_destruct (aTHX_ coro); |
1570 | coro_destruct_perl (aTHX_ coro); |
1433 | |
|
|
1434 | load_perl (aTHX_ &temp); |
|
|
1435 | |
|
|
1436 | coro->slot = 0; |
|
|
1437 | } |
|
|
1438 | |
1571 | |
1439 | cctx_destroy (coro->cctx); |
1572 | cctx_destroy (coro->cctx); |
|
|
1573 | SvREFCNT_dec (coro->startcv); |
1440 | SvREFCNT_dec (coro->args); |
1574 | SvREFCNT_dec (coro->args); |
|
|
1575 | SvREFCNT_dec (CORO_THROW); |
1441 | |
1576 | |
1442 | if (coro->next) coro->next->prev = coro->prev; |
1577 | if (coro->next) coro->next->prev = coro->prev; |
1443 | if (coro->prev) coro->prev->next = coro->next; |
1578 | if (coro->prev) coro->prev->next = coro->next; |
1444 | if (coro == coro_first) coro_first = coro->next; |
1579 | if (coro == coro_first) coro_first = coro->next; |
1445 | |
1580 | |
… | |
… | |
1499 | |
1634 | |
1500 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1635 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1501 | TRANSFER (ta, 1); |
1636 | TRANSFER (ta, 1); |
1502 | } |
1637 | } |
1503 | |
1638 | |
1504 | /*****************************************************************************/ |
|
|
1505 | /* gensub: simple closure generation utility */ |
|
|
1506 | |
|
|
1507 | #define GENSUB_ARG CvXSUBANY (cv).any_ptr |
|
|
1508 | |
|
|
1509 | /* create a closure from XS, returns a code reference */ |
|
|
1510 | /* the arg can be accessed via GENSUB_ARG from the callback */ |
|
|
1511 | /* the callback must use dXSARGS/XSRETURN */ |
|
|
1512 | static SV * |
|
|
1513 | gensub (pTHX_ void (*xsub)(pTHX_ CV *), void *arg) |
|
|
1514 | { |
|
|
1515 | CV *cv = (CV *)newSV (0); |
|
|
1516 | |
|
|
1517 | sv_upgrade ((SV *)cv, SVt_PVCV); |
|
|
1518 | |
|
|
1519 | CvANON_on (cv); |
|
|
1520 | CvISXSUB_on (cv); |
|
|
1521 | CvXSUB (cv) = xsub; |
|
|
1522 | GENSUB_ARG = arg; |
|
|
1523 | |
|
|
1524 | return newRV_noinc ((SV *)cv); |
|
|
1525 | } |
|
|
1526 | |
|
|
1527 | /** Coro ********************************************************************/ |
1639 | /** Coro ********************************************************************/ |
1528 | |
1640 | |
1529 | INLINE void |
1641 | INLINE void |
1530 | coro_enq (pTHX_ struct coro *coro) |
1642 | coro_enq (pTHX_ struct coro *coro) |
1531 | { |
1643 | { |
1532 | av_push (coro_ready [coro->prio - PRIO_MIN], SvREFCNT_inc_NN (coro->hv)); |
1644 | struct coro **ready = coro_ready [coro->prio - CORO_PRIO_MIN]; |
1533 | } |
|
|
1534 | |
1645 | |
1535 | INLINE SV * |
1646 | SvREFCNT_inc_NN (coro->hv); |
|
|
1647 | |
|
|
1648 | coro->next_ready = 0; |
|
|
1649 | *(ready [0] ? &ready [1]->next_ready : &ready [0]) = coro; |
|
|
1650 | ready [1] = coro; |
|
|
1651 | } |
|
|
1652 | |
|
|
1653 | INLINE struct coro * |
1536 | coro_deq (pTHX) |
1654 | coro_deq (pTHX) |
1537 | { |
1655 | { |
1538 | int prio; |
1656 | int prio; |
1539 | |
1657 | |
1540 | for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= 0; ) |
1658 | for (prio = CORO_PRIO_MAX - CORO_PRIO_MIN + 1; --prio >= 0; ) |
1541 | if (AvFILLp (coro_ready [prio]) >= 0) |
1659 | { |
1542 | return av_shift (coro_ready [prio]); |
1660 | struct coro **ready = coro_ready [prio]; |
|
|
1661 | |
|
|
1662 | if (ready [0]) |
|
|
1663 | { |
|
|
1664 | struct coro *coro = ready [0]; |
|
|
1665 | ready [0] = coro->next_ready; |
|
|
1666 | return coro; |
|
|
1667 | } |
|
|
1668 | } |
1543 | |
1669 | |
1544 | return 0; |
1670 | return 0; |
|
|
1671 | } |
|
|
1672 | |
|
|
1673 | static void |
|
|
1674 | invoke_sv_ready_hook_helper (void) |
|
|
1675 | { |
|
|
1676 | dTHX; |
|
|
1677 | dSP; |
|
|
1678 | |
|
|
1679 | ENTER; |
|
|
1680 | SAVETMPS; |
|
|
1681 | |
|
|
1682 | PUSHMARK (SP); |
|
|
1683 | PUTBACK; |
|
|
1684 | call_sv (coro_readyhook, G_VOID | G_DISCARD); |
|
|
1685 | |
|
|
1686 | FREETMPS; |
|
|
1687 | LEAVE; |
1545 | } |
1688 | } |
1546 | |
1689 | |
1547 | static int |
1690 | static int |
1548 | api_ready (pTHX_ SV *coro_sv) |
1691 | api_ready (pTHX_ SV *coro_sv) |
1549 | { |
1692 | { |
1550 | struct coro *coro; |
|
|
1551 | SV *sv_hook; |
|
|
1552 | void (*xs_hook)(void); |
|
|
1553 | |
|
|
1554 | if (SvROK (coro_sv)) |
|
|
1555 | coro_sv = SvRV (coro_sv); |
|
|
1556 | |
|
|
1557 | coro = SvSTATE (coro_sv); |
1693 | struct coro *coro = SvSTATE (coro_sv); |
1558 | |
1694 | |
1559 | if (coro->flags & CF_READY) |
1695 | if (coro->flags & CF_READY) |
1560 | return 0; |
1696 | return 0; |
1561 | |
1697 | |
1562 | coro->flags |= CF_READY; |
1698 | coro->flags |= CF_READY; |
1563 | |
1699 | |
1564 | sv_hook = coro_nready ? 0 : coro_readyhook; |
|
|
1565 | xs_hook = coro_nready ? 0 : coroapi.readyhook; |
|
|
1566 | |
|
|
1567 | coro_enq (aTHX_ coro); |
1700 | coro_enq (aTHX_ coro); |
1568 | ++coro_nready; |
|
|
1569 | |
1701 | |
1570 | if (sv_hook) |
1702 | if (!coro_nready++) |
1571 | { |
1703 | if (coroapi.readyhook) |
1572 | dSP; |
1704 | coroapi.readyhook (); |
1573 | |
|
|
1574 | ENTER; |
|
|
1575 | SAVETMPS; |
|
|
1576 | |
|
|
1577 | PUSHMARK (SP); |
|
|
1578 | PUTBACK; |
|
|
1579 | call_sv (sv_hook, G_VOID | G_DISCARD); |
|
|
1580 | |
|
|
1581 | FREETMPS; |
|
|
1582 | LEAVE; |
|
|
1583 | } |
|
|
1584 | |
|
|
1585 | if (xs_hook) |
|
|
1586 | xs_hook (); |
|
|
1587 | |
1705 | |
1588 | return 1; |
1706 | return 1; |
1589 | } |
1707 | } |
1590 | |
1708 | |
1591 | static int |
1709 | static int |
1592 | api_is_ready (pTHX_ SV *coro_sv) |
1710 | api_is_ready (pTHX_ SV *coro_sv) |
1593 | { |
1711 | { |
1594 | return !!(SvSTATE (coro_sv)->flags & CF_READY); |
1712 | return !!(SvSTATE (coro_sv)->flags & CF_READY); |
1595 | } |
1713 | } |
1596 | |
1714 | |
|
|
1715 | /* expects to own a reference to next->hv */ |
1597 | INLINE void |
1716 | INLINE void |
1598 | prepare_schedule (pTHX_ struct coro_transfer_args *ta) |
1717 | prepare_schedule_to (pTHX_ struct coro_transfer_args *ta, struct coro *next) |
1599 | { |
1718 | { |
1600 | SV *prev_sv, *next_sv; |
|
|
1601 | |
|
|
1602 | for (;;) |
|
|
1603 | { |
|
|
1604 | next_sv = coro_deq (aTHX); |
|
|
1605 | |
|
|
1606 | /* nothing to schedule: call the idle handler */ |
|
|
1607 | if (expect_false (!next_sv)) |
|
|
1608 | { |
|
|
1609 | dSP; |
|
|
1610 | |
|
|
1611 | ENTER; |
|
|
1612 | SAVETMPS; |
|
|
1613 | |
|
|
1614 | PUSHMARK (SP); |
|
|
1615 | PUTBACK; |
|
|
1616 | call_sv (get_sv ("Coro::idle", FALSE), G_VOID | G_DISCARD); |
|
|
1617 | |
|
|
1618 | FREETMPS; |
|
|
1619 | LEAVE; |
|
|
1620 | continue; |
|
|
1621 | } |
|
|
1622 | |
|
|
1623 | ta->next = SvSTATE_hv (next_sv); |
|
|
1624 | |
|
|
1625 | /* cannot transfer to destroyed coros, skip and look for next */ |
|
|
1626 | if (expect_false (ta->next->flags & CF_DESTROYED)) |
|
|
1627 | { |
|
|
1628 | SvREFCNT_dec (next_sv); |
|
|
1629 | /* coro_nready has already been taken care of by destroy */ |
|
|
1630 | continue; |
|
|
1631 | } |
|
|
1632 | |
|
|
1633 | --coro_nready; |
|
|
1634 | break; |
|
|
1635 | } |
|
|
1636 | |
|
|
1637 | /* free this only after the transfer */ |
|
|
1638 | prev_sv = SvRV (coro_current); |
1719 | SV *prev_sv = SvRV (coro_current); |
|
|
1720 | |
1639 | ta->prev = SvSTATE_hv (prev_sv); |
1721 | ta->prev = SvSTATE_hv (prev_sv); |
|
|
1722 | ta->next = next; |
|
|
1723 | |
1640 | TRANSFER_CHECK (*ta); |
1724 | TRANSFER_CHECK (*ta); |
1641 | assert (("FATAL: next coroutine isn't marked as ready in Coro (please report)", ta->next->flags & CF_READY)); |
1725 | |
1642 | ta->next->flags &= ~CF_READY; |
|
|
1643 | SvRV_set (coro_current, next_sv); |
1726 | SvRV_set (coro_current, (SV *)next->hv); |
1644 | |
1727 | |
1645 | free_coro_mortal (aTHX); |
1728 | free_coro_mortal (aTHX); |
1646 | coro_mortal = prev_sv; |
1729 | coro_mortal = prev_sv; |
1647 | } |
1730 | } |
1648 | |
1731 | |
|
|
1732 | static void |
|
|
1733 | prepare_schedule (pTHX_ struct coro_transfer_args *ta) |
|
|
1734 | { |
|
|
1735 | for (;;) |
|
|
1736 | { |
|
|
1737 | struct coro *next = coro_deq (aTHX); |
|
|
1738 | |
|
|
1739 | if (expect_true (next)) |
|
|
1740 | { |
|
|
1741 | /* cannot transfer to destroyed coros, skip and look for next */ |
|
|
1742 | if (expect_false (next->flags & (CF_DESTROYED | CF_SUSPENDED))) |
|
|
1743 | SvREFCNT_dec (next->hv); /* coro_nready has already been taken care of by destroy */ |
|
|
1744 | else |
|
|
1745 | { |
|
|
1746 | next->flags &= ~CF_READY; |
|
|
1747 | --coro_nready; |
|
|
1748 | |
|
|
1749 | prepare_schedule_to (aTHX_ ta, next); |
|
|
1750 | break; |
|
|
1751 | } |
|
|
1752 | } |
|
|
1753 | else |
|
|
1754 | { |
|
|
1755 | /* nothing to schedule: call the idle handler */ |
|
|
1756 | if (SvROK (sv_idle) |
|
|
1757 | && SvOBJECT (SvRV (sv_idle))) |
|
|
1758 | { |
|
|
1759 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
|
|
1760 | api_ready (aTHX_ SvRV (sv_idle)); |
|
|
1761 | --coro_nready; |
|
|
1762 | } |
|
|
1763 | else |
|
|
1764 | { |
|
|
1765 | dSP; |
|
|
1766 | |
|
|
1767 | ENTER; |
|
|
1768 | SAVETMPS; |
|
|
1769 | |
|
|
1770 | PUSHMARK (SP); |
|
|
1771 | PUTBACK; |
|
|
1772 | call_sv (sv_idle, G_VOID | G_DISCARD); |
|
|
1773 | |
|
|
1774 | FREETMPS; |
|
|
1775 | LEAVE; |
|
|
1776 | } |
|
|
1777 | } |
|
|
1778 | } |
|
|
1779 | } |
|
|
1780 | |
1649 | INLINE void |
1781 | INLINE void |
1650 | prepare_cede (pTHX_ struct coro_transfer_args *ta) |
1782 | prepare_cede (pTHX_ struct coro_transfer_args *ta) |
1651 | { |
1783 | { |
1652 | api_ready (aTHX_ coro_current); |
1784 | api_ready (aTHX_ coro_current); |
1653 | prepare_schedule (aTHX_ ta); |
1785 | prepare_schedule (aTHX_ ta); |
… | |
… | |
1672 | { |
1804 | { |
1673 | struct coro_transfer_args ta; |
1805 | struct coro_transfer_args ta; |
1674 | |
1806 | |
1675 | prepare_schedule (aTHX_ &ta); |
1807 | prepare_schedule (aTHX_ &ta); |
1676 | TRANSFER (ta, 1); |
1808 | TRANSFER (ta, 1); |
|
|
1809 | } |
|
|
1810 | |
|
|
1811 | static void |
|
|
1812 | api_schedule_to (pTHX_ SV *coro_sv) |
|
|
1813 | { |
|
|
1814 | struct coro_transfer_args ta; |
|
|
1815 | struct coro *next = SvSTATE (coro_sv); |
|
|
1816 | |
|
|
1817 | SvREFCNT_inc_NN (coro_sv); |
|
|
1818 | prepare_schedule_to (aTHX_ &ta, next); |
1677 | } |
1819 | } |
1678 | |
1820 | |
1679 | static int |
1821 | static int |
1680 | api_cede (pTHX) |
1822 | api_cede (pTHX) |
1681 | { |
1823 | { |
… | |
… | |
1710 | static void |
1852 | static void |
1711 | api_trace (pTHX_ SV *coro_sv, int flags) |
1853 | api_trace (pTHX_ SV *coro_sv, int flags) |
1712 | { |
1854 | { |
1713 | struct coro *coro = SvSTATE (coro_sv); |
1855 | struct coro *coro = SvSTATE (coro_sv); |
1714 | |
1856 | |
|
|
1857 | if (coro->flags & CF_RUNNING) |
|
|
1858 | croak ("cannot enable tracing on a running coroutine, caught"); |
|
|
1859 | |
1715 | if (flags & CC_TRACE) |
1860 | if (flags & CC_TRACE) |
1716 | { |
1861 | { |
1717 | if (!coro->cctx) |
1862 | if (!coro->cctx) |
1718 | coro->cctx = cctx_new_run (); |
1863 | coro->cctx = cctx_new_run (); |
1719 | else if (!(coro->cctx->flags & CC_TRACE)) |
1864 | else if (!(coro->cctx->flags & CC_TRACE)) |
1720 | croak ("cannot enable tracing on coroutine with custom stack,"); |
1865 | croak ("cannot enable tracing on coroutine with custom stack, caught"); |
1721 | |
1866 | |
1722 | coro->cctx->flags |= CC_NOREUSE | (flags & (CC_TRACE | CC_TRACE_ALL)); |
1867 | coro->cctx->flags |= CC_NOREUSE | (flags & (CC_TRACE | CC_TRACE_ALL)); |
1723 | } |
1868 | } |
1724 | else if (coro->cctx && coro->cctx->flags & CC_TRACE) |
1869 | else if (coro->cctx && coro->cctx->flags & CC_TRACE) |
1725 | { |
1870 | { |
… | |
… | |
1730 | else |
1875 | else |
1731 | coro->slot->runops = RUNOPS_DEFAULT; |
1876 | coro->slot->runops = RUNOPS_DEFAULT; |
1732 | } |
1877 | } |
1733 | } |
1878 | } |
1734 | |
1879 | |
|
|
1880 | static void |
|
|
1881 | coro_call_on_destroy (pTHX_ struct coro *coro) |
|
|
1882 | { |
|
|
1883 | SV **on_destroyp = hv_fetch (coro->hv, "_on_destroy", sizeof ("_on_destroy") - 1, 0); |
|
|
1884 | SV **statusp = hv_fetch (coro->hv, "_status", sizeof ("_status") - 1, 0); |
|
|
1885 | |
|
|
1886 | if (on_destroyp) |
|
|
1887 | { |
|
|
1888 | AV *on_destroy = (AV *)SvRV (*on_destroyp); |
|
|
1889 | |
|
|
1890 | while (AvFILLp (on_destroy) >= 0) |
|
|
1891 | { |
|
|
1892 | dSP; /* don't disturb outer sp */ |
|
|
1893 | SV *cb = av_pop (on_destroy); |
|
|
1894 | |
|
|
1895 | PUSHMARK (SP); |
|
|
1896 | |
|
|
1897 | if (statusp) |
|
|
1898 | { |
|
|
1899 | int i; |
|
|
1900 | AV *status = (AV *)SvRV (*statusp); |
|
|
1901 | EXTEND (SP, AvFILLp (status) + 1); |
|
|
1902 | |
|
|
1903 | for (i = 0; i <= AvFILLp (status); ++i) |
|
|
1904 | PUSHs (AvARRAY (status)[i]); |
|
|
1905 | } |
|
|
1906 | |
|
|
1907 | PUTBACK; |
|
|
1908 | call_sv (sv_2mortal (cb), G_VOID | G_DISCARD); |
|
|
1909 | } |
|
|
1910 | } |
|
|
1911 | } |
|
|
1912 | |
|
|
1913 | static void |
|
|
1914 | slf_init_terminate (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
1915 | { |
|
|
1916 | int i; |
|
|
1917 | HV *hv = (HV *)SvRV (coro_current); |
|
|
1918 | AV *av = newAV (); |
|
|
1919 | |
|
|
1920 | av_extend (av, items - 1); |
|
|
1921 | for (i = 0; i < items; ++i) |
|
|
1922 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
|
|
1923 | |
|
|
1924 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
|
|
1925 | |
|
|
1926 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
|
|
1927 | api_ready (aTHX_ sv_manager); |
|
|
1928 | |
|
|
1929 | frame->prepare = prepare_schedule; |
|
|
1930 | frame->check = slf_check_repeat; |
|
|
1931 | |
|
|
1932 | /* as a minor optimisation, we could unwind all stacks here */ |
|
|
1933 | /* but that puts extra pressure on pp_slf, and is not worth much */ |
|
|
1934 | /*coro_unwind_stacks (aTHX);*/ |
|
|
1935 | } |
|
|
1936 | |
|
|
1937 | /*****************************************************************************/ |
|
|
1938 | /* async pool handler */ |
|
|
1939 | |
|
|
1940 | static int |
|
|
1941 | slf_check_pool_handler (pTHX_ struct CoroSLF *frame) |
|
|
1942 | { |
|
|
1943 | HV *hv = (HV *)SvRV (coro_current); |
|
|
1944 | struct coro *coro = (struct coro *)frame->data; |
|
|
1945 | |
|
|
1946 | if (!coro->invoke_cb) |
|
|
1947 | return 1; /* loop till we have invoke */ |
|
|
1948 | else |
|
|
1949 | { |
|
|
1950 | hv_store (hv, "desc", sizeof ("desc") - 1, |
|
|
1951 | newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); |
|
|
1952 | |
|
|
1953 | coro->saved_deffh = SvREFCNT_inc_NN ((SV *)PL_defoutgv); |
|
|
1954 | |
|
|
1955 | { |
|
|
1956 | dSP; |
|
|
1957 | XPUSHs (sv_2mortal (coro->invoke_cb)); coro->invoke_cb = 0; |
|
|
1958 | PUTBACK; |
|
|
1959 | } |
|
|
1960 | |
|
|
1961 | SvREFCNT_dec (GvAV (PL_defgv)); |
|
|
1962 | GvAV (PL_defgv) = coro->invoke_av; |
|
|
1963 | coro->invoke_av = 0; |
|
|
1964 | |
|
|
1965 | return 0; |
|
|
1966 | } |
|
|
1967 | } |
|
|
1968 | |
|
|
1969 | static void |
|
|
1970 | slf_init_pool_handler (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
1971 | { |
|
|
1972 | HV *hv = (HV *)SvRV (coro_current); |
|
|
1973 | struct coro *coro = SvSTATE_hv ((SV *)hv); |
|
|
1974 | |
|
|
1975 | if (expect_true (coro->saved_deffh)) |
|
|
1976 | { |
|
|
1977 | /* subsequent iteration */ |
|
|
1978 | SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh; |
|
|
1979 | coro->saved_deffh = 0; |
|
|
1980 | |
|
|
1981 | if (coro_rss (aTHX_ coro) > SvUV (sv_pool_rss) |
|
|
1982 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
|
|
1983 | { |
|
|
1984 | coro->invoke_cb = SvREFCNT_inc_NN ((SV *)cv_coro_terminate); |
|
|
1985 | coro->invoke_av = newAV (); |
|
|
1986 | |
|
|
1987 | frame->prepare = prepare_nop; |
|
|
1988 | } |
|
|
1989 | else |
|
|
1990 | { |
|
|
1991 | av_clear (GvAV (PL_defgv)); |
|
|
1992 | hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0); |
|
|
1993 | |
|
|
1994 | coro->prio = 0; |
|
|
1995 | |
|
|
1996 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
|
|
1997 | api_trace (aTHX_ coro_current, 0); |
|
|
1998 | |
|
|
1999 | frame->prepare = prepare_schedule; |
|
|
2000 | av_push (av_async_pool, SvREFCNT_inc (hv)); |
|
|
2001 | } |
|
|
2002 | } |
|
|
2003 | else |
|
|
2004 | { |
|
|
2005 | /* first iteration, simply fall through */ |
|
|
2006 | frame->prepare = prepare_nop; |
|
|
2007 | } |
|
|
2008 | |
|
|
2009 | frame->check = slf_check_pool_handler; |
|
|
2010 | frame->data = (void *)coro; |
|
|
2011 | } |
|
|
2012 | |
1735 | /*****************************************************************************/ |
2013 | /*****************************************************************************/ |
1736 | /* rouse callback */ |
2014 | /* rouse callback */ |
1737 | |
2015 | |
1738 | #define CORO_MAGIC_type_rouse PERL_MAGIC_ext |
2016 | #define CORO_MAGIC_type_rouse PERL_MAGIC_ext |
1739 | |
2017 | |
1740 | static void |
2018 | static void |
1741 | coro_rouse_callback (pTHX_ CV *cv) |
2019 | coro_rouse_callback (pTHX_ CV *cv) |
1742 | { |
2020 | { |
1743 | dXSARGS; |
2021 | dXSARGS; |
1744 | SV *data = (SV *)GENSUB_ARG; |
2022 | SV *data = (SV *)S_GENSUB_ARG; |
1745 | |
2023 | |
1746 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2024 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
1747 | { |
2025 | { |
1748 | /* first call, set args */ |
2026 | /* first call, set args */ |
1749 | int i; |
2027 | SV *coro = SvRV (data); |
1750 | AV *av = newAV (); |
2028 | AV *av = newAV (); |
1751 | SV *coro = SvRV (data); |
|
|
1752 | |
2029 | |
1753 | SvRV_set (data, (SV *)av); |
2030 | SvRV_set (data, (SV *)av); |
1754 | api_ready (aTHX_ coro); |
|
|
1755 | SvREFCNT_dec (coro); |
|
|
1756 | |
2031 | |
1757 | /* better take a full copy of the arguments */ |
2032 | /* better take a full copy of the arguments */ |
1758 | while (items--) |
2033 | while (items--) |
1759 | av_store (av, items, newSVsv (ST (items))); |
2034 | av_store (av, items, newSVsv (ST (items))); |
|
|
2035 | |
|
|
2036 | api_ready (aTHX_ coro); |
|
|
2037 | SvREFCNT_dec (coro); |
1760 | } |
2038 | } |
1761 | |
2039 | |
1762 | XSRETURN_EMPTY; |
2040 | XSRETURN_EMPTY; |
1763 | } |
2041 | } |
1764 | |
2042 | |
… | |
… | |
1781 | |
2059 | |
1782 | EXTEND (SP, AvFILLp (av) + 1); |
2060 | EXTEND (SP, AvFILLp (av) + 1); |
1783 | for (i = 0; i <= AvFILLp (av); ++i) |
2061 | for (i = 0; i <= AvFILLp (av); ++i) |
1784 | PUSHs (sv_2mortal (AvARRAY (av)[i])); |
2062 | PUSHs (sv_2mortal (AvARRAY (av)[i])); |
1785 | |
2063 | |
1786 | /* we have stolen the elements, so ste length to zero and free */ |
2064 | /* we have stolen the elements, so set length to zero and free */ |
1787 | AvFILLp (av) = -1; |
2065 | AvFILLp (av) = -1; |
1788 | av_undef (av); |
2066 | av_undef (av); |
1789 | |
2067 | |
1790 | PUTBACK; |
2068 | PUTBACK; |
1791 | } |
2069 | } |
… | |
… | |
1815 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2093 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
1816 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2094 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
1817 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2095 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
1818 | |
2096 | |
1819 | { |
2097 | { |
1820 | CV *cv = (CV *)SvRV (cb); /* for GENSUB_ARG */ |
2098 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
1821 | SV *data = (SV *)GENSUB_ARG; |
2099 | SV *data = (SV *)S_GENSUB_ARG; |
1822 | |
2100 | |
1823 | frame->data = (void *)data; |
2101 | frame->data = (void *)data; |
1824 | frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule; |
2102 | frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule; |
1825 | frame->check = slf_check_rouse_wait; |
2103 | frame->check = slf_check_rouse_wait; |
1826 | } |
2104 | } |
… | |
… | |
1830 | coro_new_rouse_cb (pTHX) |
2108 | coro_new_rouse_cb (pTHX) |
1831 | { |
2109 | { |
1832 | HV *hv = (HV *)SvRV (coro_current); |
2110 | HV *hv = (HV *)SvRV (coro_current); |
1833 | struct coro *coro = SvSTATE_hv (hv); |
2111 | struct coro *coro = SvSTATE_hv (hv); |
1834 | SV *data = newRV_inc ((SV *)hv); |
2112 | SV *data = newRV_inc ((SV *)hv); |
1835 | SV *cb = gensub (aTHX_ coro_rouse_callback, (void *)data); |
2113 | SV *cb = s_gensub (aTHX_ coro_rouse_callback, (void *)data); |
1836 | |
2114 | |
1837 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2115 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
1838 | SvREFCNT_dec (data); /* magicext increases the refcount */ |
2116 | SvREFCNT_dec (data); /* magicext increases the refcount */ |
1839 | |
2117 | |
1840 | SvREFCNT_dec (coro->rouse_cb); |
2118 | SvREFCNT_dec (coro->rouse_cb); |
… | |
… | |
1895 | static void |
2173 | static void |
1896 | slf_init_schedule (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2174 | slf_init_schedule (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
1897 | { |
2175 | { |
1898 | frame->prepare = prepare_schedule; |
2176 | frame->prepare = prepare_schedule; |
1899 | frame->check = slf_check_nop; |
2177 | frame->check = slf_check_nop; |
|
|
2178 | } |
|
|
2179 | |
|
|
2180 | static void |
|
|
2181 | slf_prepare_schedule_to (pTHX_ struct coro_transfer_args *ta) |
|
|
2182 | { |
|
|
2183 | struct coro *next = (struct coro *)slf_frame.data; |
|
|
2184 | |
|
|
2185 | SvREFCNT_inc_NN (next->hv); |
|
|
2186 | prepare_schedule_to (aTHX_ ta, next); |
|
|
2187 | } |
|
|
2188 | |
|
|
2189 | static void |
|
|
2190 | slf_init_schedule_to (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
2191 | { |
|
|
2192 | if (!items) |
|
|
2193 | croak ("Coro::schedule_to expects a coroutine argument, caught"); |
|
|
2194 | |
|
|
2195 | frame->data = (void *)SvSTATE (arg [0]); |
|
|
2196 | frame->prepare = slf_prepare_schedule_to; |
|
|
2197 | frame->check = slf_check_nop; |
|
|
2198 | } |
|
|
2199 | |
|
|
2200 | static void |
|
|
2201 | slf_init_cede_to (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
2202 | { |
|
|
2203 | api_ready (aTHX_ SvRV (coro_current)); |
|
|
2204 | |
|
|
2205 | slf_init_schedule_to (aTHX_ frame, cv, arg, items); |
1900 | } |
2206 | } |
1901 | |
2207 | |
1902 | static void |
2208 | static void |
1903 | slf_init_cede (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2209 | slf_init_cede (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
1904 | { |
2210 | { |
… | |
… | |
2050 | } |
2356 | } |
2051 | else |
2357 | else |
2052 | slf_argc = 0; |
2358 | slf_argc = 0; |
2053 | |
2359 | |
2054 | PL_op->op_ppaddr = pp_slf; |
2360 | PL_op->op_ppaddr = pp_slf; |
2055 | PL_op->op_type = OP_CUSTOM; /* maybe we should leave it at entersub? */ |
2361 | /*PL_op->op_type = OP_CUSTOM; /* we do behave like entersub still */ |
2056 | |
2362 | |
2057 | PL_op = (OP *)&slf_restore; |
2363 | PL_op = (OP *)&slf_restore; |
|
|
2364 | } |
|
|
2365 | |
|
|
2366 | /*****************************************************************************/ |
|
|
2367 | /* dynamic wind */ |
|
|
2368 | |
|
|
2369 | static void |
|
|
2370 | on_enterleave_call (pTHX_ SV *cb) |
|
|
2371 | { |
|
|
2372 | dSP; |
|
|
2373 | |
|
|
2374 | PUSHSTACK; |
|
|
2375 | |
|
|
2376 | PUSHMARK (SP); |
|
|
2377 | PUTBACK; |
|
|
2378 | call_sv (cb, G_VOID | G_DISCARD); |
|
|
2379 | SPAGAIN; |
|
|
2380 | |
|
|
2381 | POPSTACK; |
|
|
2382 | } |
|
|
2383 | |
|
|
2384 | static SV * |
|
|
2385 | coro_avp_pop_and_free (pTHX_ AV **avp) |
|
|
2386 | { |
|
|
2387 | AV *av = *avp; |
|
|
2388 | SV *res = av_pop (av); |
|
|
2389 | |
|
|
2390 | if (AvFILLp (av) < 0) |
|
|
2391 | { |
|
|
2392 | *avp = 0; |
|
|
2393 | SvREFCNT_dec (av); |
|
|
2394 | } |
|
|
2395 | |
|
|
2396 | return res; |
|
|
2397 | } |
|
|
2398 | |
|
|
2399 | static void |
|
|
2400 | coro_pop_on_enter (pTHX_ void *coro) |
|
|
2401 | { |
|
|
2402 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_enter); |
|
|
2403 | SvREFCNT_dec (cb); |
|
|
2404 | } |
|
|
2405 | |
|
|
2406 | static void |
|
|
2407 | coro_pop_on_leave (pTHX_ void *coro) |
|
|
2408 | { |
|
|
2409 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
|
|
2410 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
2058 | } |
2411 | } |
2059 | |
2412 | |
2060 | /*****************************************************************************/ |
2413 | /*****************************************************************************/ |
2061 | /* PerlIO::cede */ |
2414 | /* PerlIO::cede */ |
2062 | |
2415 | |
… | |
… | |
2136 | /* Coro::Semaphore & Coro::Signal */ |
2489 | /* Coro::Semaphore & Coro::Signal */ |
2137 | |
2490 | |
2138 | static SV * |
2491 | static SV * |
2139 | coro_waitarray_new (pTHX_ int count) |
2492 | coro_waitarray_new (pTHX_ int count) |
2140 | { |
2493 | { |
2141 | /* a semaphore contains a counter IV in $sem->[0] and any waiters after that */ |
2494 | /* a waitarray=semaphore contains a counter IV in $sem->[0] and any waiters after that */ |
2142 | AV *av = newAV (); |
2495 | AV *av = newAV (); |
2143 | SV **ary; |
2496 | SV **ary; |
2144 | |
2497 | |
2145 | /* unfortunately, building manually saves memory */ |
2498 | /* unfortunately, building manually saves memory */ |
2146 | Newx (ary, 2, SV *); |
2499 | Newx (ary, 2, SV *); |
2147 | AvALLOC (av) = ary; |
2500 | AvALLOC (av) = ary; |
|
|
2501 | #if PERL_VERSION_ATLEAST (5,10,0) |
2148 | AvARRAY (av) = ary; |
2502 | AvARRAY (av) = ary; |
|
|
2503 | #else |
|
|
2504 | /* 5.8.8 needs this syntax instead of AvARRAY = ary, yet */ |
|
|
2505 | /* -DDEBUGGING flags this as a bug, despite it perfectly working */ |
|
|
2506 | SvPVX ((SV *)av) = (char *)ary; |
|
|
2507 | #endif |
2149 | AvMAX (av) = 1; |
2508 | AvMAX (av) = 1; |
2150 | AvFILLp (av) = 0; |
2509 | AvFILLp (av) = 0; |
2151 | ary [0] = newSViv (count); |
2510 | ary [0] = newSViv (count); |
2152 | |
2511 | |
2153 | return newRV_noinc ((SV *)av); |
2512 | return newRV_noinc ((SV *)av); |
… | |
… | |
2173 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2532 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2174 | AvARRAY (av)[1] = count_sv; |
2533 | AvARRAY (av)[1] = count_sv; |
2175 | cb = av_shift (av); |
2534 | cb = av_shift (av); |
2176 | |
2535 | |
2177 | if (SvOBJECT (cb)) |
2536 | if (SvOBJECT (cb)) |
|
|
2537 | { |
2178 | api_ready (aTHX_ cb); |
2538 | api_ready (aTHX_ cb); |
2179 | else |
2539 | --count; |
2180 | croak ("callbacks not yet supported"); |
2540 | } |
|
|
2541 | else if (SvTYPE (cb) == SVt_PVCV) |
|
|
2542 | { |
|
|
2543 | dSP; |
|
|
2544 | PUSHMARK (SP); |
|
|
2545 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
|
|
2546 | PUTBACK; |
|
|
2547 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
|
|
2548 | } |
2181 | |
2549 | |
2182 | SvREFCNT_dec (cb); |
2550 | SvREFCNT_dec (cb); |
2183 | |
|
|
2184 | --count; |
|
|
2185 | } |
2551 | } |
2186 | } |
2552 | } |
2187 | |
2553 | |
2188 | static void |
2554 | static void |
2189 | coro_semaphore_on_destroy (pTHX_ struct coro *coro) |
2555 | coro_semaphore_on_destroy (pTHX_ struct coro *coro) |
… | |
… | |
2271 | } |
2637 | } |
2272 | |
2638 | |
2273 | static void |
2639 | static void |
2274 | slf_init_semaphore_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2640 | slf_init_semaphore_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2275 | { |
2641 | { |
|
|
2642 | if (items >= 2) |
|
|
2643 | { |
|
|
2644 | /* callback form */ |
|
|
2645 | AV *av = (AV *)SvRV (arg [0]); |
|
|
2646 | SV *cb_cv = s_get_cv_croak (arg [1]); |
|
|
2647 | |
|
|
2648 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
|
|
2649 | |
|
|
2650 | if (SvIVX (AvARRAY (av)[0]) > 0) |
|
|
2651 | coro_semaphore_adjust (aTHX_ av, 0); |
|
|
2652 | |
|
|
2653 | frame->prepare = prepare_nop; |
|
|
2654 | frame->check = slf_check_nop; |
|
|
2655 | } |
|
|
2656 | else |
|
|
2657 | { |
2276 | slf_init_semaphore_down_or_wait (aTHX_ frame, cv, arg, items); |
2658 | slf_init_semaphore_down_or_wait (aTHX_ frame, cv, arg, items); |
2277 | frame->check = slf_check_semaphore_wait; |
2659 | frame->check = slf_check_semaphore_wait; |
|
|
2660 | } |
2278 | } |
2661 | } |
2279 | |
2662 | |
2280 | /* signal */ |
2663 | /* signal */ |
2281 | |
2664 | |
2282 | static void |
2665 | static void |
… | |
… | |
2294 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2677 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2295 | AvARRAY (av)[1] = cb; |
2678 | AvARRAY (av)[1] = cb; |
2296 | |
2679 | |
2297 | cb = av_shift (av); |
2680 | cb = av_shift (av); |
2298 | |
2681 | |
|
|
2682 | if (SvTYPE (cb) == SVt_PVCV) |
|
|
2683 | { |
|
|
2684 | dSP; |
|
|
2685 | PUSHMARK (SP); |
|
|
2686 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
|
|
2687 | PUTBACK; |
|
|
2688 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
|
|
2689 | } |
|
|
2690 | else |
|
|
2691 | { |
2299 | api_ready (aTHX_ cb); |
2692 | api_ready (aTHX_ cb); |
2300 | sv_setiv (cb, 0); /* signal waiter */ |
2693 | sv_setiv (cb, 0); /* signal waiter */ |
|
|
2694 | } |
|
|
2695 | |
2301 | SvREFCNT_dec (cb); |
2696 | SvREFCNT_dec (cb); |
2302 | |
2697 | |
2303 | --count; |
2698 | --count; |
2304 | } |
2699 | } |
2305 | } |
2700 | } |
… | |
… | |
2314 | static void |
2709 | static void |
2315 | slf_init_signal_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2710 | slf_init_signal_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2316 | { |
2711 | { |
2317 | AV *av = (AV *)SvRV (arg [0]); |
2712 | AV *av = (AV *)SvRV (arg [0]); |
2318 | |
2713 | |
|
|
2714 | if (items >= 2) |
|
|
2715 | { |
|
|
2716 | SV *cb_cv = s_get_cv_croak (arg [1]); |
|
|
2717 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
|
|
2718 | |
2319 | if (SvIVX (AvARRAY (av)[0])) |
2719 | if (SvIVX (AvARRAY (av)[0])) |
|
|
2720 | coro_signal_wake (aTHX_ av, 1); /* ust be the only waiter */ |
|
|
2721 | |
|
|
2722 | frame->prepare = prepare_nop; |
|
|
2723 | frame->check = slf_check_nop; |
|
|
2724 | } |
|
|
2725 | else if (SvIVX (AvARRAY (av)[0])) |
2320 | { |
2726 | { |
2321 | SvIVX (AvARRAY (av)[0]) = 0; |
2727 | SvIVX (AvARRAY (av)[0]) = 0; |
2322 | frame->prepare = prepare_nop; |
2728 | frame->prepare = prepare_nop; |
2323 | frame->check = slf_check_nop; |
2729 | frame->check = slf_check_nop; |
2324 | } |
2730 | } |
2325 | else |
2731 | else |
2326 | { |
2732 | { |
2327 | SV *waiter = newRV_inc (SvRV (coro_current)); /* owned by signal av */ |
2733 | SV *waiter = newSVsv (coro_current); /* owned by signal av */ |
2328 | |
2734 | |
2329 | av_push (av, waiter); |
2735 | av_push (av, waiter); |
2330 | |
2736 | |
2331 | frame->data = (void *)sv_2mortal (SvREFCNT_inc_NN (waiter)); /* owned by process */ |
2737 | frame->data = (void *)sv_2mortal (SvREFCNT_inc_NN (waiter)); /* owned by process */ |
2332 | frame->prepare = prepare_schedule; |
2738 | frame->prepare = prepare_schedule; |
… | |
… | |
2350 | |
2756 | |
2351 | static void |
2757 | static void |
2352 | coro_aio_callback (pTHX_ CV *cv) |
2758 | coro_aio_callback (pTHX_ CV *cv) |
2353 | { |
2759 | { |
2354 | dXSARGS; |
2760 | dXSARGS; |
2355 | AV *state = (AV *)GENSUB_ARG; |
2761 | AV *state = (AV *)S_GENSUB_ARG; |
2356 | SV *coro = av_pop (state); |
2762 | SV *coro = av_pop (state); |
2357 | SV *data_sv = newSV (sizeof (struct io_state)); |
2763 | SV *data_sv = newSV (sizeof (struct io_state)); |
2358 | |
2764 | |
2359 | av_extend (state, items); |
2765 | av_extend (state, items - 1); |
2360 | |
2766 | |
2361 | sv_upgrade (data_sv, SVt_PV); |
2767 | sv_upgrade (data_sv, SVt_PV); |
2362 | SvCUR_set (data_sv, sizeof (struct io_state)); |
2768 | SvCUR_set (data_sv, sizeof (struct io_state)); |
2363 | SvPOK_only (data_sv); |
2769 | SvPOK_only (data_sv); |
2364 | |
2770 | |
… | |
… | |
2474 | |
2880 | |
2475 | for (i = 0; i < items; ++i) |
2881 | for (i = 0; i < items; ++i) |
2476 | PUSHs (arg [i]); |
2882 | PUSHs (arg [i]); |
2477 | |
2883 | |
2478 | /* now push the callback closure */ |
2884 | /* now push the callback closure */ |
2479 | PUSHs (sv_2mortal (gensub (aTHX_ coro_aio_callback, (void *)SvREFCNT_inc_NN ((SV *)state)))); |
2885 | PUSHs (sv_2mortal (s_gensub (aTHX_ coro_aio_callback, (void *)SvREFCNT_inc_NN ((SV *)state)))); |
2480 | |
2886 | |
2481 | /* now call the AIO function - we assume our request is uncancelable */ |
2887 | /* now call the AIO function - we assume our request is uncancelable */ |
2482 | PUTBACK; |
2888 | PUTBACK; |
2483 | call_sv ((SV *)req, G_VOID | G_DISCARD); |
2889 | call_sv ((SV *)req, G_VOID | G_DISCARD); |
2484 | } |
2890 | } |
… | |
… | |
2498 | |
2904 | |
2499 | XSRETURN_EMPTY; |
2905 | XSRETURN_EMPTY; |
2500 | } |
2906 | } |
2501 | |
2907 | |
2502 | /*****************************************************************************/ |
2908 | /*****************************************************************************/ |
|
|
2909 | |
|
|
2910 | #if CORO_CLONE |
|
|
2911 | # include "clone.c" |
|
|
2912 | #endif |
2503 | |
2913 | |
2504 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
2914 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
2505 | |
2915 | |
2506 | PROTOTYPES: DISABLE |
2916 | PROTOTYPES: DISABLE |
2507 | |
2917 | |
… | |
… | |
2512 | coro_thx = PERL_GET_CONTEXT; |
2922 | coro_thx = PERL_GET_CONTEXT; |
2513 | # endif |
2923 | # endif |
2514 | #endif |
2924 | #endif |
2515 | BOOT_PAGESIZE; |
2925 | BOOT_PAGESIZE; |
2516 | |
2926 | |
|
|
2927 | cctx_current = cctx_new_empty (); |
|
|
2928 | |
2517 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
2929 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
2518 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
2930 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
2519 | |
2931 | |
2520 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
2932 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
2521 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
2933 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
… | |
… | |
2540 | |
2952 | |
2541 | { |
2953 | { |
2542 | SV *slf = sv_2mortal (newSViv (PTR2IV (pp_slf))); |
2954 | SV *slf = sv_2mortal (newSViv (PTR2IV (pp_slf))); |
2543 | |
2955 | |
2544 | if (!PL_custom_op_names) PL_custom_op_names = newHV (); |
2956 | if (!PL_custom_op_names) PL_custom_op_names = newHV (); |
2545 | hv_store_ent (PL_custom_op_names, slf, |
2957 | hv_store_ent (PL_custom_op_names, slf, newSVpv ("coro_slf", 0), 0); |
2546 | newSVpv ("coro_slf", 0), 0); |
|
|
2547 | |
2958 | |
2548 | if (!PL_custom_op_descs) PL_custom_op_descs = newHV (); |
2959 | if (!PL_custom_op_descs) PL_custom_op_descs = newHV (); |
2549 | hv_store_ent (PL_custom_op_descs, slf, |
2960 | hv_store_ent (PL_custom_op_descs, slf, newSVpv ("coro schedule like function", 0), 0); |
2550 | newSVpv ("coro schedule like function", 0), 0); |
|
|
2551 | } |
2961 | } |
2552 | |
2962 | |
2553 | coroapi.ver = CORO_API_VERSION; |
2963 | coroapi.ver = CORO_API_VERSION; |
2554 | coroapi.rev = CORO_API_REVISION; |
2964 | coroapi.rev = CORO_API_REVISION; |
2555 | |
2965 | |
… | |
… | |
2567 | |
2977 | |
2568 | if (!svp) croak ("Time::HiRes is required"); |
2978 | if (!svp) croak ("Time::HiRes is required"); |
2569 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
2979 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
2570 | |
2980 | |
2571 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
2981 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
|
|
2982 | |
|
|
2983 | svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0); |
|
|
2984 | u2time = INT2PTR (void (*)(pTHX_ UV ret[2]), SvIV (*svp)); |
2572 | } |
2985 | } |
2573 | |
2986 | |
2574 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
2987 | assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); |
2575 | } |
2988 | } |
2576 | |
2989 | |
2577 | SV * |
2990 | SV * |
2578 | new (char *klass, ...) |
2991 | new (char *klass, ...) |
|
|
2992 | ALIAS: |
|
|
2993 | Coro::new = 1 |
2579 | CODE: |
2994 | CODE: |
2580 | { |
2995 | { |
2581 | struct coro *coro; |
2996 | struct coro *coro; |
2582 | MAGIC *mg; |
2997 | MAGIC *mg; |
2583 | HV *hv; |
2998 | HV *hv; |
|
|
2999 | SV *cb; |
2584 | int i; |
3000 | int i; |
|
|
3001 | |
|
|
3002 | if (items > 1) |
|
|
3003 | { |
|
|
3004 | cb = s_get_cv_croak (ST (1)); |
|
|
3005 | |
|
|
3006 | if (!ix) |
|
|
3007 | { |
|
|
3008 | if (CvISXSUB (cb)) |
|
|
3009 | croak ("Coro::State doesn't support XS functions as coroutine start, caught"); |
|
|
3010 | |
|
|
3011 | if (!CvROOT (cb)) |
|
|
3012 | croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught"); |
|
|
3013 | } |
|
|
3014 | } |
2585 | |
3015 | |
2586 | Newz (0, coro, 1, struct coro); |
3016 | Newz (0, coro, 1, struct coro); |
2587 | coro->args = newAV (); |
3017 | coro->args = newAV (); |
2588 | coro->flags = CF_NEW; |
3018 | coro->flags = CF_NEW; |
2589 | |
3019 | |
… | |
… | |
2594 | coro->hv = hv = newHV (); |
3024 | coro->hv = hv = newHV (); |
2595 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
3025 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
2596 | mg->mg_flags |= MGf_DUP; |
3026 | mg->mg_flags |= MGf_DUP; |
2597 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
3027 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
2598 | |
3028 | |
|
|
3029 | if (items > 1) |
|
|
3030 | { |
2599 | av_extend (coro->args, items - 1); |
3031 | av_extend (coro->args, items - 1 + ix - 1); |
|
|
3032 | |
|
|
3033 | if (ix) |
|
|
3034 | { |
|
|
3035 | av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb)); |
|
|
3036 | cb = (SV *)cv_coro_run; |
|
|
3037 | } |
|
|
3038 | |
|
|
3039 | coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb); |
|
|
3040 | |
2600 | for (i = 1; i < items; i++) |
3041 | for (i = 2; i < items; i++) |
2601 | av_push (coro->args, newSVsv (ST (i))); |
3042 | av_push (coro->args, newSVsv (ST (i))); |
|
|
3043 | } |
2602 | } |
3044 | } |
2603 | OUTPUT: |
3045 | OUTPUT: |
2604 | RETVAL |
3046 | RETVAL |
2605 | |
3047 | |
2606 | void |
3048 | void |
… | |
… | |
2619 | void |
3061 | void |
2620 | _exit (int code) |
3062 | _exit (int code) |
2621 | PROTOTYPE: $ |
3063 | PROTOTYPE: $ |
2622 | CODE: |
3064 | CODE: |
2623 | _exit (code); |
3065 | _exit (code); |
|
|
3066 | |
|
|
3067 | SV * |
|
|
3068 | clone (Coro::State coro) |
|
|
3069 | CODE: |
|
|
3070 | { |
|
|
3071 | #if CORO_CLONE |
|
|
3072 | struct coro *ncoro = coro_clone (aTHX_ coro); |
|
|
3073 | MAGIC *mg; |
|
|
3074 | /* TODO: too much duplication */ |
|
|
3075 | ncoro->hv = newHV (); |
|
|
3076 | mg = sv_magicext ((SV *)ncoro->hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)ncoro, 0); |
|
|
3077 | mg->mg_flags |= MGf_DUP; |
|
|
3078 | RETVAL = sv_bless (newRV_noinc ((SV *)ncoro->hv), SvSTASH (coro->hv)); |
|
|
3079 | #else |
|
|
3080 | croak ("Coro::State->clone has not been configured into this installation of Coro, realised"); |
|
|
3081 | #endif |
|
|
3082 | } |
|
|
3083 | OUTPUT: |
|
|
3084 | RETVAL |
2624 | |
3085 | |
2625 | int |
3086 | int |
2626 | cctx_stacksize (int new_stacksize = 0) |
3087 | cctx_stacksize (int new_stacksize = 0) |
2627 | PROTOTYPE: ;$ |
3088 | PROTOTYPE: ;$ |
2628 | CODE: |
3089 | CODE: |
… | |
… | |
2678 | eval = 1 |
3139 | eval = 1 |
2679 | CODE: |
3140 | CODE: |
2680 | { |
3141 | { |
2681 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
3142 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
2682 | { |
3143 | { |
2683 | struct coro temp; |
3144 | struct coro *current = SvSTATE_current; |
2684 | |
3145 | |
2685 | if (!(coro->flags & CF_RUNNING)) |
3146 | if (current != coro) |
2686 | { |
3147 | { |
2687 | PUTBACK; |
3148 | PUTBACK; |
2688 | save_perl (aTHX_ &temp); |
3149 | save_perl (aTHX_ current); |
2689 | load_perl (aTHX_ coro); |
3150 | load_perl (aTHX_ coro); |
|
|
3151 | SPAGAIN; |
2690 | } |
3152 | } |
2691 | |
3153 | |
2692 | { |
|
|
2693 | dSP; |
|
|
2694 | ENTER; |
|
|
2695 | SAVETMPS; |
|
|
2696 | PUTBACK; |
|
|
2697 | PUSHSTACK; |
3154 | PUSHSTACK; |
|
|
3155 | |
2698 | PUSHMARK (SP); |
3156 | PUSHMARK (SP); |
|
|
3157 | PUTBACK; |
2699 | |
3158 | |
2700 | if (ix) |
3159 | if (ix) |
2701 | eval_sv (coderef, 0); |
3160 | eval_sv (coderef, 0); |
2702 | else |
3161 | else |
2703 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
3162 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
2704 | |
3163 | |
2705 | POPSTACK; |
3164 | POPSTACK; |
2706 | SPAGAIN; |
3165 | SPAGAIN; |
2707 | FREETMPS; |
|
|
2708 | LEAVE; |
|
|
2709 | PUTBACK; |
|
|
2710 | } |
|
|
2711 | |
3166 | |
2712 | if (!(coro->flags & CF_RUNNING)) |
3167 | if (current != coro) |
2713 | { |
3168 | { |
|
|
3169 | PUTBACK; |
2714 | save_perl (aTHX_ coro); |
3170 | save_perl (aTHX_ coro); |
2715 | load_perl (aTHX_ &temp); |
3171 | load_perl (aTHX_ current); |
2716 | SPAGAIN; |
3172 | SPAGAIN; |
2717 | } |
3173 | } |
2718 | } |
3174 | } |
2719 | } |
3175 | } |
2720 | |
3176 | |
… | |
… | |
2724 | ALIAS: |
3180 | ALIAS: |
2725 | is_ready = CF_READY |
3181 | is_ready = CF_READY |
2726 | is_running = CF_RUNNING |
3182 | is_running = CF_RUNNING |
2727 | is_new = CF_NEW |
3183 | is_new = CF_NEW |
2728 | is_destroyed = CF_DESTROYED |
3184 | is_destroyed = CF_DESTROYED |
|
|
3185 | is_suspended = CF_SUSPENDED |
2729 | CODE: |
3186 | CODE: |
2730 | RETVAL = boolSV (coro->flags & ix); |
3187 | RETVAL = boolSV (coro->flags & ix); |
2731 | OUTPUT: |
3188 | OUTPUT: |
2732 | RETVAL |
3189 | RETVAL |
2733 | |
3190 | |
… | |
… | |
2737 | CODE: |
3194 | CODE: |
2738 | { |
3195 | { |
2739 | struct coro *current = SvSTATE_current; |
3196 | struct coro *current = SvSTATE_current; |
2740 | SV **throwp = self == current ? &CORO_THROW : &self->except; |
3197 | SV **throwp = self == current ? &CORO_THROW : &self->except; |
2741 | SvREFCNT_dec (*throwp); |
3198 | SvREFCNT_dec (*throwp); |
|
|
3199 | SvGETMAGIC (throw); |
2742 | *throwp = SvOK (throw) ? newSVsv (throw) : 0; |
3200 | *throwp = SvOK (throw) ? newSVsv (throw) : 0; |
2743 | } |
3201 | } |
2744 | |
3202 | |
2745 | void |
3203 | void |
2746 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3204 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
… | |
… | |
2749 | |
3207 | |
2750 | SV * |
3208 | SV * |
2751 | has_cctx (Coro::State coro) |
3209 | has_cctx (Coro::State coro) |
2752 | PROTOTYPE: $ |
3210 | PROTOTYPE: $ |
2753 | CODE: |
3211 | CODE: |
2754 | RETVAL = boolSV (!!coro->cctx); |
3212 | /* maybe manage the running flag differently */ |
|
|
3213 | RETVAL = boolSV (!!coro->cctx || (coro->flags & CF_RUNNING)); |
2755 | OUTPUT: |
3214 | OUTPUT: |
2756 | RETVAL |
3215 | RETVAL |
2757 | |
3216 | |
2758 | int |
3217 | int |
2759 | is_traced (Coro::State coro) |
3218 | is_traced (Coro::State coro) |
… | |
… | |
2779 | |
3238 | |
2780 | void |
3239 | void |
2781 | force_cctx () |
3240 | force_cctx () |
2782 | PROTOTYPE: |
3241 | PROTOTYPE: |
2783 | CODE: |
3242 | CODE: |
2784 | SvSTATE_current->cctx->idle_sp = 0; |
3243 | cctx_current->idle_sp = 0; |
2785 | |
3244 | |
2786 | void |
3245 | void |
2787 | swap_defsv (Coro::State self) |
3246 | swap_defsv (Coro::State self) |
2788 | PROTOTYPE: $ |
3247 | PROTOTYPE: $ |
2789 | ALIAS: |
3248 | ALIAS: |
… | |
… | |
2797 | SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; |
3256 | SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; |
2798 | |
3257 | |
2799 | SV *tmp = *src; *src = *dst; *dst = tmp; |
3258 | SV *tmp = *src; *src = *dst; *dst = tmp; |
2800 | } |
3259 | } |
2801 | |
3260 | |
|
|
3261 | void |
|
|
3262 | cancel (Coro::State self) |
|
|
3263 | CODE: |
|
|
3264 | coro_state_destroy (aTHX_ self); |
|
|
3265 | coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */ |
|
|
3266 | |
|
|
3267 | |
|
|
3268 | SV * |
|
|
3269 | enable_times (int enabled = enable_times) |
|
|
3270 | CODE: |
|
|
3271 | { |
|
|
3272 | RETVAL = boolSV (enable_times); |
|
|
3273 | |
|
|
3274 | if (enabled != enable_times) |
|
|
3275 | { |
|
|
3276 | enable_times = enabled; |
|
|
3277 | |
|
|
3278 | coro_times_update (); |
|
|
3279 | (enabled ? coro_times_sub : coro_times_add)(SvSTATE (coro_current)); |
|
|
3280 | } |
|
|
3281 | } |
|
|
3282 | OUTPUT: |
|
|
3283 | RETVAL |
|
|
3284 | |
|
|
3285 | void |
|
|
3286 | times (Coro::State self) |
|
|
3287 | PPCODE: |
|
|
3288 | { |
|
|
3289 | struct coro *current = SvSTATE (coro_current); |
|
|
3290 | |
|
|
3291 | if (expect_false (current == self)) |
|
|
3292 | { |
|
|
3293 | coro_times_update (); |
|
|
3294 | coro_times_add (SvSTATE (coro_current)); |
|
|
3295 | } |
|
|
3296 | |
|
|
3297 | EXTEND (SP, 2); |
|
|
3298 | PUSHs (sv_2mortal (newSVnv (self->t_real [0] + self->t_real [1] * 1e-9))); |
|
|
3299 | PUSHs (sv_2mortal (newSVnv (self->t_cpu [0] + self->t_cpu [1] * 1e-9))); |
|
|
3300 | |
|
|
3301 | if (expect_false (current == self)) |
|
|
3302 | coro_times_sub (SvSTATE (coro_current)); |
|
|
3303 | } |
2802 | |
3304 | |
2803 | MODULE = Coro::State PACKAGE = Coro |
3305 | MODULE = Coro::State PACKAGE = Coro |
2804 | |
3306 | |
2805 | BOOT: |
3307 | BOOT: |
2806 | { |
3308 | { |
2807 | int i; |
|
|
2808 | |
|
|
2809 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
|
|
2810 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3309 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
2811 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3310 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
2812 | |
3311 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
|
|
3312 | cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD); |
2813 | coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE); |
3313 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
2814 | SvREADONLY_on (coro_current); |
3314 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
|
|
3315 | av_destroy = coro_get_av (aTHX_ "Coro::destroy" , TRUE); |
|
|
3316 | sv_manager = coro_get_sv (aTHX_ "Coro::manager" , TRUE); |
|
|
3317 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
|
|
3318 | |
|
|
3319 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
|
|
3320 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
|
|
3321 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
|
|
3322 | cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new); |
2815 | |
3323 | |
2816 | coro_stash = gv_stashpv ("Coro", TRUE); |
3324 | coro_stash = gv_stashpv ("Coro", TRUE); |
2817 | |
3325 | |
2818 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
3326 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
2819 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH)); |
3327 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
2820 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL)); |
3328 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
2821 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW)); |
3329 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (CORO_PRIO_LOW)); |
2822 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE)); |
3330 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (CORO_PRIO_IDLE)); |
2823 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN)); |
3331 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (CORO_PRIO_MIN)); |
2824 | |
|
|
2825 | for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) |
|
|
2826 | coro_ready[i] = newAV (); |
|
|
2827 | |
3332 | |
2828 | { |
3333 | { |
2829 | SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE); |
3334 | SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE); |
2830 | |
3335 | |
2831 | coroapi.schedule = api_schedule; |
3336 | coroapi.schedule = api_schedule; |
|
|
3337 | coroapi.schedule_to = api_schedule_to; |
2832 | coroapi.cede = api_cede; |
3338 | coroapi.cede = api_cede; |
2833 | coroapi.cede_notself = api_cede_notself; |
3339 | coroapi.cede_notself = api_cede_notself; |
2834 | coroapi.ready = api_ready; |
3340 | coroapi.ready = api_ready; |
2835 | coroapi.is_ready = api_is_ready; |
3341 | coroapi.is_ready = api_is_ready; |
2836 | coroapi.nready = coro_nready; |
3342 | coroapi.nready = coro_nready; |
… | |
… | |
2841 | SvREADONLY_on (sv); |
3347 | SvREADONLY_on (sv); |
2842 | } |
3348 | } |
2843 | } |
3349 | } |
2844 | |
3350 | |
2845 | void |
3351 | void |
|
|
3352 | terminate (...) |
|
|
3353 | CODE: |
|
|
3354 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
|
|
3355 | |
|
|
3356 | void |
2846 | schedule (...) |
3357 | schedule (...) |
2847 | CODE: |
3358 | CODE: |
2848 | CORO_EXECUTE_SLF_XS (slf_init_schedule); |
3359 | CORO_EXECUTE_SLF_XS (slf_init_schedule); |
|
|
3360 | |
|
|
3361 | void |
|
|
3362 | schedule_to (...) |
|
|
3363 | CODE: |
|
|
3364 | CORO_EXECUTE_SLF_XS (slf_init_schedule_to); |
|
|
3365 | |
|
|
3366 | void |
|
|
3367 | cede_to (...) |
|
|
3368 | CODE: |
|
|
3369 | CORO_EXECUTE_SLF_XS (slf_init_cede_to); |
2849 | |
3370 | |
2850 | void |
3371 | void |
2851 | cede (...) |
3372 | cede (...) |
2852 | CODE: |
3373 | CODE: |
2853 | CORO_EXECUTE_SLF_XS (slf_init_cede); |
3374 | CORO_EXECUTE_SLF_XS (slf_init_cede); |
… | |
… | |
2867 | void |
3388 | void |
2868 | _set_readyhook (SV *hook) |
3389 | _set_readyhook (SV *hook) |
2869 | PROTOTYPE: $ |
3390 | PROTOTYPE: $ |
2870 | CODE: |
3391 | CODE: |
2871 | SvREFCNT_dec (coro_readyhook); |
3392 | SvREFCNT_dec (coro_readyhook); |
|
|
3393 | SvGETMAGIC (hook); |
|
|
3394 | if (SvOK (hook)) |
|
|
3395 | { |
2872 | coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0; |
3396 | coro_readyhook = newSVsv (hook); |
|
|
3397 | CORO_READYHOOK = invoke_sv_ready_hook_helper; |
|
|
3398 | } |
|
|
3399 | else |
|
|
3400 | { |
|
|
3401 | coro_readyhook = 0; |
|
|
3402 | CORO_READYHOOK = 0; |
|
|
3403 | } |
2873 | |
3404 | |
2874 | int |
3405 | int |
2875 | prio (Coro::State coro, int newprio = 0) |
3406 | prio (Coro::State coro, int newprio = 0) |
2876 | PROTOTYPE: $;$ |
3407 | PROTOTYPE: $;$ |
2877 | ALIAS: |
3408 | ALIAS: |
… | |
… | |
2883 | if (items > 1) |
3414 | if (items > 1) |
2884 | { |
3415 | { |
2885 | if (ix) |
3416 | if (ix) |
2886 | newprio = coro->prio - newprio; |
3417 | newprio = coro->prio - newprio; |
2887 | |
3418 | |
2888 | if (newprio < PRIO_MIN) newprio = PRIO_MIN; |
3419 | if (newprio < CORO_PRIO_MIN) newprio = CORO_PRIO_MIN; |
2889 | if (newprio > PRIO_MAX) newprio = PRIO_MAX; |
3420 | if (newprio > CORO_PRIO_MAX) newprio = CORO_PRIO_MAX; |
2890 | |
3421 | |
2891 | coro->prio = newprio; |
3422 | coro->prio = newprio; |
2892 | } |
3423 | } |
2893 | } |
3424 | } |
2894 | OUTPUT: |
3425 | OUTPUT: |
… | |
… | |
2908 | CODE: |
3439 | CODE: |
2909 | RETVAL = coro_nready; |
3440 | RETVAL = coro_nready; |
2910 | OUTPUT: |
3441 | OUTPUT: |
2911 | RETVAL |
3442 | RETVAL |
2912 | |
3443 | |
2913 | # for async_pool speedup |
|
|
2914 | void |
3444 | void |
2915 | _pool_1 (SV *cb) |
3445 | suspend (Coro::State self) |
|
|
3446 | PROTOTYPE: $ |
2916 | CODE: |
3447 | CODE: |
2917 | { |
3448 | self->flags |= CF_SUSPENDED; |
2918 | HV *hv = (HV *)SvRV (coro_current); |
|
|
2919 | struct coro *coro = SvSTATE_hv ((SV *)hv); |
|
|
2920 | AV *defav = GvAV (PL_defgv); |
|
|
2921 | SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0); |
|
|
2922 | AV *invoke_av; |
|
|
2923 | int i, len; |
|
|
2924 | |
3449 | |
2925 | if (!invoke) |
3450 | void |
|
|
3451 | resume (Coro::State self) |
|
|
3452 | PROTOTYPE: $ |
|
|
3453 | CODE: |
|
|
3454 | self->flags &= ~CF_SUSPENDED; |
|
|
3455 | |
|
|
3456 | void |
|
|
3457 | _pool_handler (...) |
|
|
3458 | CODE: |
|
|
3459 | CORO_EXECUTE_SLF_XS (slf_init_pool_handler); |
|
|
3460 | |
|
|
3461 | void |
|
|
3462 | async_pool (SV *cv, ...) |
|
|
3463 | PROTOTYPE: &@ |
|
|
3464 | PPCODE: |
|
|
3465 | { |
|
|
3466 | HV *hv = (HV *)av_pop (av_async_pool); |
|
|
3467 | AV *av = newAV (); |
|
|
3468 | SV *cb = ST (0); |
|
|
3469 | int i; |
|
|
3470 | |
|
|
3471 | av_extend (av, items - 2); |
|
|
3472 | for (i = 1; i < items; ++i) |
|
|
3473 | av_push (av, SvREFCNT_inc_NN (ST (i))); |
|
|
3474 | |
|
|
3475 | if ((SV *)hv == &PL_sv_undef) |
2926 | { |
3476 | { |
2927 | SV *old = PL_diehook; |
3477 | PUSHMARK (SP); |
2928 | PL_diehook = 0; |
3478 | EXTEND (SP, 2); |
2929 | SvREFCNT_dec (old); |
3479 | PUSHs (sv_Coro); |
2930 | croak ("\3async_pool terminate\2\n"); |
3480 | PUSHs ((SV *)cv_pool_handler); |
|
|
3481 | PUTBACK; |
|
|
3482 | call_sv ((SV *)cv_coro_state_new, G_SCALAR); |
|
|
3483 | SPAGAIN; |
|
|
3484 | |
|
|
3485 | hv = (HV *)SvREFCNT_inc_NN (SvRV (POPs)); |
2931 | } |
3486 | } |
2932 | |
3487 | |
2933 | SvREFCNT_dec (coro->saved_deffh); |
|
|
2934 | coro->saved_deffh = SvREFCNT_inc_NN ((SV *)PL_defoutgv); |
|
|
2935 | |
|
|
2936 | hv_store (hv, "desc", sizeof ("desc") - 1, |
|
|
2937 | newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); |
|
|
2938 | |
|
|
2939 | invoke_av = (AV *)SvRV (invoke); |
|
|
2940 | len = av_len (invoke_av); |
|
|
2941 | |
|
|
2942 | sv_setsv (cb, AvARRAY (invoke_av)[0]); |
|
|
2943 | |
|
|
2944 | if (len > 0) |
|
|
2945 | { |
3488 | { |
2946 | av_fill (defav, len - 1); |
3489 | struct coro *coro = SvSTATE_hv (hv); |
2947 | for (i = 0; i < len; ++i) |
3490 | |
2948 | av_store (defav, i, SvREFCNT_inc_NN (AvARRAY (invoke_av)[i + 1])); |
3491 | assert (!coro->invoke_cb); |
|
|
3492 | assert (!coro->invoke_av); |
|
|
3493 | coro->invoke_cb = SvREFCNT_inc (cb); |
|
|
3494 | coro->invoke_av = av; |
2949 | } |
3495 | } |
2950 | } |
|
|
2951 | |
3496 | |
2952 | void |
3497 | api_ready (aTHX_ (SV *)hv); |
2953 | _pool_2 (SV *cb) |
|
|
2954 | CODE: |
|
|
2955 | { |
|
|
2956 | HV *hv = (HV *)SvRV (coro_current); |
|
|
2957 | struct coro *coro = SvSTATE_hv ((SV *)hv); |
|
|
2958 | |
3498 | |
2959 | sv_setsv (cb, &PL_sv_undef); |
3499 | if (GIMME_V != G_VOID) |
2960 | |
3500 | XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); |
2961 | SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh; |
3501 | else |
2962 | coro->saved_deffh = 0; |
|
|
2963 | |
|
|
2964 | if (coro_rss (aTHX_ coro) > SvUV (sv_pool_rss) |
|
|
2965 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
|
|
2966 | { |
|
|
2967 | SV *old = PL_diehook; |
|
|
2968 | PL_diehook = 0; |
|
|
2969 | SvREFCNT_dec (old); |
3502 | SvREFCNT_dec (hv); |
2970 | croak ("\3async_pool terminate\2\n"); |
|
|
2971 | } |
|
|
2972 | |
|
|
2973 | av_clear (GvAV (PL_defgv)); |
|
|
2974 | hv_store (hv, "desc", sizeof ("desc") - 1, |
|
|
2975 | newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0); |
|
|
2976 | |
|
|
2977 | coro->prio = 0; |
|
|
2978 | |
|
|
2979 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
|
|
2980 | api_trace (aTHX_ coro_current, 0); |
|
|
2981 | |
|
|
2982 | av_push (av_async_pool, newSVsv (coro_current)); |
|
|
2983 | } |
3503 | } |
2984 | |
3504 | |
2985 | SV * |
3505 | SV * |
2986 | rouse_cb () |
3506 | rouse_cb () |
2987 | PROTOTYPE: |
3507 | PROTOTYPE: |
… | |
… | |
2989 | RETVAL = coro_new_rouse_cb (aTHX); |
3509 | RETVAL = coro_new_rouse_cb (aTHX); |
2990 | OUTPUT: |
3510 | OUTPUT: |
2991 | RETVAL |
3511 | RETVAL |
2992 | |
3512 | |
2993 | void |
3513 | void |
2994 | rouse_wait (SV *cb = 0) |
3514 | rouse_wait (...) |
2995 | PROTOTYPE: ;$ |
3515 | PROTOTYPE: ;$ |
2996 | PPCODE: |
3516 | PPCODE: |
2997 | CORO_EXECUTE_SLF_XS (slf_init_rouse_wait); |
3517 | CORO_EXECUTE_SLF_XS (slf_init_rouse_wait); |
2998 | |
3518 | |
|
|
3519 | void |
|
|
3520 | on_enter (SV *block) |
|
|
3521 | ALIAS: |
|
|
3522 | on_leave = 1 |
|
|
3523 | PROTOTYPE: & |
|
|
3524 | CODE: |
|
|
3525 | { |
|
|
3526 | struct coro *coro = SvSTATE_current; |
|
|
3527 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
|
|
3528 | |
|
|
3529 | block = s_get_cv_croak (block); |
|
|
3530 | |
|
|
3531 | if (!*avp) |
|
|
3532 | *avp = newAV (); |
|
|
3533 | |
|
|
3534 | av_push (*avp, SvREFCNT_inc (block)); |
|
|
3535 | |
|
|
3536 | if (!ix) |
|
|
3537 | on_enterleave_call (aTHX_ block); |
|
|
3538 | |
|
|
3539 | LEAVE; /* pp_entersub unfortunately forces an ENTER/LEAVE around XS calls */ |
|
|
3540 | SAVEDESTRUCTOR_X (ix ? coro_pop_on_leave : coro_pop_on_enter, (void *)coro); |
|
|
3541 | ENTER; /* pp_entersub unfortunately forces an ENTER/LEAVE around XS calls */ |
|
|
3542 | } |
|
|
3543 | |
2999 | |
3544 | |
3000 | MODULE = Coro::State PACKAGE = PerlIO::cede |
3545 | MODULE = Coro::State PACKAGE = PerlIO::cede |
3001 | |
3546 | |
3002 | BOOT: |
3547 | BOOT: |
3003 | PerlIO_define_layer (aTHX_ &PerlIO_cede); |
3548 | PerlIO_define_layer (aTHX_ &PerlIO_cede); |
… | |
… | |
3006 | MODULE = Coro::State PACKAGE = Coro::Semaphore |
3551 | MODULE = Coro::State PACKAGE = Coro::Semaphore |
3007 | |
3552 | |
3008 | SV * |
3553 | SV * |
3009 | new (SV *klass, SV *count = 0) |
3554 | new (SV *klass, SV *count = 0) |
3010 | CODE: |
3555 | CODE: |
|
|
3556 | { |
|
|
3557 | int semcnt = 1; |
|
|
3558 | |
|
|
3559 | if (count) |
|
|
3560 | { |
|
|
3561 | SvGETMAGIC (count); |
|
|
3562 | |
|
|
3563 | if (SvOK (count)) |
|
|
3564 | semcnt = SvIV (count); |
|
|
3565 | } |
|
|
3566 | |
3011 | RETVAL = sv_bless ( |
3567 | RETVAL = sv_bless ( |
3012 | coro_waitarray_new (aTHX_ count && SvOK (count) ? SvIV (count) : 1), |
3568 | coro_waitarray_new (aTHX_ semcnt), |
3013 | GvSTASH (CvGV (cv)) |
3569 | GvSTASH (CvGV (cv)) |
3014 | ); |
3570 | ); |
|
|
3571 | } |
3015 | OUTPUT: |
3572 | OUTPUT: |
3016 | RETVAL |
3573 | RETVAL |
3017 | |
3574 | |
3018 | # helper for Coro::Channel |
3575 | # helper for Coro::Channel and others |
3019 | SV * |
3576 | SV * |
3020 | _alloc (int count) |
3577 | _alloc (int count) |
3021 | CODE: |
3578 | CODE: |
3022 | RETVAL = coro_waitarray_new (aTHX_ count); |
3579 | RETVAL = coro_waitarray_new (aTHX_ count); |
3023 | OUTPUT: |
3580 | OUTPUT: |
… | |
… | |
3036 | adjust = 1 |
3593 | adjust = 1 |
3037 | CODE: |
3594 | CODE: |
3038 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1); |
3595 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1); |
3039 | |
3596 | |
3040 | void |
3597 | void |
3041 | down (SV *self) |
3598 | down (...) |
3042 | CODE: |
3599 | CODE: |
3043 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |
3600 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |
3044 | |
3601 | |
3045 | void |
3602 | void |
3046 | wait (SV *self) |
3603 | wait (...) |
3047 | CODE: |
3604 | CODE: |
3048 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_wait); |
3605 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_wait); |
3049 | |
3606 | |
3050 | void |
3607 | void |
3051 | try (SV *self) |
3608 | try (SV *self) |
… | |
… | |
3081 | for (i = 1; i <= wcount; ++i) |
3638 | for (i = 1; i <= wcount; ++i) |
3082 | PUSHs (sv_2mortal (newRV_inc (AvARRAY (av)[i]))); |
3639 | PUSHs (sv_2mortal (newRV_inc (AvARRAY (av)[i]))); |
3083 | } |
3640 | } |
3084 | } |
3641 | } |
3085 | |
3642 | |
|
|
3643 | MODULE = Coro::State PACKAGE = Coro::SemaphoreSet |
|
|
3644 | |
|
|
3645 | void |
|
|
3646 | _may_delete (SV *sem, int count, int extra_refs) |
|
|
3647 | PPCODE: |
|
|
3648 | { |
|
|
3649 | AV *av = (AV *)SvRV (sem); |
|
|
3650 | |
|
|
3651 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
|
|
3652 | && AvFILLp (av) == 0 /* no waiters, just count */ |
|
|
3653 | && SvIV (AvARRAY (av)[0]) == count) |
|
|
3654 | XSRETURN_YES; |
|
|
3655 | |
|
|
3656 | XSRETURN_NO; |
|
|
3657 | } |
|
|
3658 | |
3086 | MODULE = Coro::State PACKAGE = Coro::Signal |
3659 | MODULE = Coro::State PACKAGE = Coro::Signal |
3087 | |
3660 | |
3088 | SV * |
3661 | SV * |
3089 | new (SV *klass) |
3662 | new (SV *klass) |
3090 | CODE: |
3663 | CODE: |
… | |
… | |
3094 | ); |
3667 | ); |
3095 | OUTPUT: |
3668 | OUTPUT: |
3096 | RETVAL |
3669 | RETVAL |
3097 | |
3670 | |
3098 | void |
3671 | void |
3099 | wait (SV *self) |
3672 | wait (...) |
3100 | CODE: |
3673 | CODE: |
3101 | CORO_EXECUTE_SLF_XS (slf_init_signal_wait); |
3674 | CORO_EXECUTE_SLF_XS (slf_init_signal_wait); |
3102 | |
3675 | |
3103 | void |
3676 | void |
3104 | broadcast (SV *self) |
3677 | broadcast (SV *self) |
… | |
… | |
3161 | |
3734 | |
3162 | void |
3735 | void |
3163 | _register (char *target, char *proto, SV *req) |
3736 | _register (char *target, char *proto, SV *req) |
3164 | CODE: |
3737 | CODE: |
3165 | { |
3738 | { |
3166 | HV *st; |
3739 | SV *req_cv = s_get_cv_croak (req); |
3167 | GV *gvp; |
|
|
3168 | CV *req_cv = sv_2cv (req, &st, &gvp, 0); |
|
|
3169 | /* newXSproto doesn't return the CV on 5.8 */ |
3740 | /* newXSproto doesn't return the CV on 5.8 */ |
3170 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3741 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3171 | sv_setpv ((SV *)slf_cv, proto); |
3742 | sv_setpv ((SV *)slf_cv, proto); |
3172 | sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0); |
3743 | sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0); |
3173 | } |
3744 | } |
3174 | |
3745 | |
|
|
3746 | MODULE = Coro::State PACKAGE = Coro::Select |
|
|
3747 | |
|
|
3748 | void |
|
|
3749 | patch_pp_sselect () |
|
|
3750 | CODE: |
|
|
3751 | if (!coro_old_pp_sselect) |
|
|
3752 | { |
|
|
3753 | coro_select_select = (SV *)get_cv ("Coro::Select::select", 0); |
|
|
3754 | coro_old_pp_sselect = PL_ppaddr [OP_SSELECT]; |
|
|
3755 | PL_ppaddr [OP_SSELECT] = coro_pp_sselect; |
|
|
3756 | } |
|
|
3757 | |
|
|
3758 | void |
|
|
3759 | unpatch_pp_sselect () |
|
|
3760 | CODE: |
|
|
3761 | if (coro_old_pp_sselect) |
|
|
3762 | { |
|
|
3763 | PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect; |
|
|
3764 | coro_old_pp_sselect = 0; |
|
|
3765 | } |
|
|
3766 | |
|
|
3767 | |